ParagonPD Data Base Station Technical Manual Version 2.01 Preliminary, for Internal Use Only The entire contents of this manual and the Radio Installation Software described in this manual are copyright 2001 by DATARADIO Inc. Copyright DATARADIO Inc. May 2001 Part no.
Table of Contents 1. PRODUCT OVERVIEW ...................................................................................................................................1 1.1 INTENDED AUDIENCE ........................................................................................................................................1 1.2 GENERAL DESCRIPTION .....................................................................................................................................1 1.2.1 Features:......
4.4 FUNCTIONS ......................................................................................................................................................20 4.4.1 “Station Reset” button...........................................................................................................................20 4.4.2 Configuration to a file ...........................................................................................................................20 4.4.2.1 4.4.2.2 4.4.
6.4.2 Receiver module (T855 & T835)............................................................................................................45 6.4.2.1 6.4.2.2 6.4.2.3 6.4.2.4 6.4.2.5 6.4.2.6 6.4.3 Exciter Module (T857, T837 or T881)...................................................................................................49 6.4.3.1 6.4.3.2 6.4.3.3 6.4.3.4 6.4.3.5 6.4.4 Initial Setup.............................................................................................................
FIGURE 32 - T855 RECEIVER TUNING CONTROLS LOCATION .......................................................................................53 FIGURE 33 - T857 EXCITER TUNING CONTROLS LOCATIONS .......................................................................................54 FIGURE 34 - T835 RECEIVER TUNING CONTROLS LOCATION .......................................................................................55 FIGURE 35 - T837 EXCITER TUNING CONTROLS LOCATION .......................................
WHAT'S NEW IN VERSION 2.0 History Preliminary – Version 2.01: May 2001 • First release of SRRC4FSK HC modulation model for the 800MHz model, with on-air speeds of 16.0 and 14.4 Kbps that accommodate 12.5 kHz channel spacing. Relevant changes made to: - Section 1.2.1 “Features” - Section 1.5.2 “Model Designation” - Table 3 “Test transmissions” - Table 10 “Checklist B (General)” - Section 7 “Specifications” • Clarification of fuse type used, section 2.3.1 Version 2.
- Section 6.2.3.5 and 6.4.3.5 “Exciter Power Output” correction of output power to 4 Watts. Figure 21 “T885 Receiver tuning control location”, clarification of RSSI test point location. Section 7 “Specifications”: - Rx and Tx “Current Consumption” values revised. - Base Station “Power Consumption” specification added. • Supersedes Paragon/PD Addendum 124 20170-001a, dated February 2001.
Definitions The following terms are used throughout this document. Asynchronous AVL BDLCPD DBA DCE DTE GeminiPD Network Speed ParagonPD Parallel Decode Refarming Radio Assembly RS-232 VIS WinRIS 120 20170-201 Information that can be sent at random times, and not synchronized to a clock. Transmission characters begin with a “start” bit and end with a “stop” bit. Automatic Vehicle Location. Optional feature that involves using GPS (Global Positioning System) signals from the mobile unit by the Host PC.
1. PRODUCT OVERVIEW This document provides the information required for the setting up, operation, testing and troubleshooting of the DATARADIO ParagonPD radio-modem base station. 1.1 1.2.1 Features: Intended Audience This document is intended for engineering, installation, and maintenance personnel. 1.2 General Description PD Paragon product is a factory-integrated industrial-grade data base station used in mobile networks and is designed specifically to fit the needs of vehicular applications.
1.3 Factory Technical Support 1.4 Warranty information may be obtained by contacting your sales representative. The Technical Support departments of DATARADIO provide customer assistance on technical problems and serve as an interface with factory repair facilities. They can be reached in the following ways: 1.5 Replacement Parts This product is usually not field-serviceable, except by the replacement of individual radio modules.
1.5.2 Model Designation To correctly identify your ParagonPD unit, check its catalog number label located on the rear of the BDLCPD adjacent to the power connector.
1.7 Packaging 2. Installation Each ParagonPD product normally leaves the factory packaged as follows: • A Series I or II Dataradio base station “Radio assembly” • A dual power supply assembly • A Dataradio BDLCPD model • A Radio Interface Cable to link the Radio assembly to the BDLCPD: 18-inch long “Y” cable; DB-25 female to dual DB-25 female (p/n 730 03374102) for connection between backplane PCBs and BDLCPD.
Receiv er E xc ellence n i R adio C ommunic at o i ns Receiv er Exciter ® ® ® ® ® ® Air Flow Pow er Amp il fi er S peaker Panel SP EAK ER SELE CT SWI TCH Supply R X1 Gating Sensitivi ty Gate Gating Sensitivi ty Gate Line Le vel Supply Line Le vel Supply On Car ri er R X2 OFF L ow Forw ard P ower Hi gh Re ver se Power Supply Line Sensitivi ty Pow er Microphone Monitor Volume Monitor Volume O ff O ff On On Monitor Mute Monitor Mute ® p rogra mmin g po rt Dual Power Supply
REAR VIEW Air Flow _FAN + CN 2 SK5 PL1 _ SK5 E S U F F U S E DC INPUT 2 _ T800-50-0001 No 2 E S U F + T800-50-0001 No 1 SK5 FU S E ES U F ES U F GND + PL1 FUSE 2 FUSE 1 + - +- DC INPUT 1 13.8 VDC 2 AMPS MAX + - +- T808-10-00CA GND T807-10-00CA GND Figure 3 – Typical radio and power supplies assembly, rear view Use on ly with a 250 V fu se Emp loyer u niqu ement av ec un fu sible de 250 V D EV. 3 R S-232 D EV. 2 R S-232 DEV. 5 RS-232 DEV. 4 RS-232 D EV. 1 R S-232 D EV.
For both A and B 2. Fit the slotted connector (on the other end of each of the grounding connector) under a conveniently located screw on the rack frame or other support surface. Scrape away paint if needed to ensure clean contact. 3. Apply anti-corrosion compound where paint scraping was done. 4. Ensure by testing continuity that a secure electrical and mechanical connection is achieved.
2.3.2 BDLCPD assembly Power 2.4.2 Cabling and Connection PD The BDLC assembly uses a standard 120 VAC power cord. Plug this cord to the rear power outlet shown in Figure 6. 1- Route good quality 50-ohm double-shielded coaxial cable(s) (e.g. RG-214 or Heliax) from the selected antenna position(s) to the ParagonPD Radio assembly. 2- Terminate the RX-1 and RX-2 cable ends at the Receiver modules rear position with an N-type connector.
2.6 3.1.1.1 Checking out Normal Operation Receiver module The RX1 and RX2 receivers’ use identical front panel controls and indicators. These are: ® 1- Check that power is applied. 2- Check Radio assembly lights for proper operation as per section 3.1.1 3- Check for proper operation of the BDLCPD’s LEDs as per section 3.2.1.2. 4- Using the WinRIS program (described in section 4), and an in-line wattmeter, check the forward & reflected power to confirm antenna installations.
3.1.1.3 volume knob to minimum when not in use to reduce current consumption. The Power Amp front panel and indicators are: Monitor Mute Switch - opens the mute, allowing continuous monitoring of the audio signal. On = audio muted 3.1.1.
• Two “Stby”- Standby voltage LED, lights red when push button is off; AC power is applied but DC is not distributed to radio modules. To remove presence of voltage, disconnect both power cords. • Two “OL” LEDs - Monitor current overload, light steady red when supply exceeds current limit set; nominally 25Amps (T808 model). Flashes red in conjunction with the ON LED (flashing green) when an over voltage condition is present.
3.2.1.1 to both backplanes). Used for programming the Radio Assembly whenever the speaker panel has been removed. This feature is exclusive to the Series II model. Series I model’s programming is done externally via EPROMs. • DB-25M plug at PL1 (one side of the “Y” cable on each PCB) – used to supply the receive signal to the BDLCPD’s single “EXT.RADIO/TEST” DB-25F plug. • Two channel-select DIP switches (SW1 and SW2) This feature is exclusive to the Series II model.
3.2.1.1.2.1 Clearing Errors The TX LED in the RF group of indicators lights in red while test transmitting. Pressing PF1 while the 55 seconds test is in progress stops the test. At the end of test transmission, BDLCPD operation returns to normal and the RX LED lights in green (monitoring normal transmitter activity).
3.2.1.1.2.3 RS-232 LED Function Selection 3.2.1.2 LEDs are used to indicate the operation status of the BDLCPD. Although capable of displaying three colors, only the green and red colors are used for the BDLCPD.
cally loads its set of factory default parameters and starts beeping at 20 seconds intervals. CM FR 1 2 FT R D May also indicate DSP-modem reinitialization has occurred TD 3 R S -232 Figure 13 - RS-232 Port LED indicators 3.2.1.2.4 CM Command Mode - LED lights and remains lit while the selected port is accessing the Command Processor. It lights ON and OFF while being configured. FR Flow Control on Receive - the BDLCPD has received a flow control signal from the device connected to it.
b) MSCP 19200 for multi-site installations LF Link Failure - when lit, indicates that the base station fails to receive an ACK for a packet sent and for all subsequent retries. Some data has possibly been lost. LF is not functional if all active ports are set to NAR mode. Link fails are inevitable during normal operation (mobiles temporarily out of range, in a tunnel, parked in a dead spot, etc.). A lit LF LED is not normally cause for concern.
B ACK PLA NE 1 / RX 1 & EXC ITER DB -2 5 FEM ALE (P L1) B DLC D2 12 DB -2 5 FEM ALE (P 8) TXA YEL LOW 18 EXTIO_IN 1 1 1 TXA (fr om SK 3 pin 8) G RAY E XT IO _OU T1 1 0 1 RX 1 E EPR OM (from S K1 pin 1) 1 22 RX A ( 1) 3 R SSI (1 ) 16 P TT 6 G RO UN D (1) 4 E XT IO _OU T3 7 EXTIO_IN 3 24 SHIELD 17 GREEN 2 4 R X AU DIO 1 (from S K1 pin 6) B LU E 9 O RA N GE RX RSSI (from S K1 pin 5) 1 5 TX KEY (fro m SK3 pi n 1 3) B LAC K 1 3 G RO U ND W HITE TX EE PROM (fr om SK 3 p in 1))
Help in the program is available at all points by pressing the F1 key. If a subject is highlighted, the help displayed will be context sensitive. 4. WinRIS program The Windows Radio Installation Software (WinRIS) program is used to: • Check and troubleshoot ParagonPD. • Save an existing configuration. 4.2 GeminiPD’s and ParagonPD’s share a common WinRIS program available on diskette, Dataradio p/n 980 03392-00n. Refer to the WinRIS Readme.
Figure 16 - WinRIS main screen 4.3 Window This program uses one main display screen only. Placing the cursor over a Toolbar or Button generates a ScreenTip. Referring to ! Figure 16, starting from top and moving down to the bottom, the screen display is made up of: • A Menu bar, containing the menu names listed below. They give access to command options. Unavailable commands are shown in light gray color. Shortcut keys are listed whenever available.
• bearing an icon) for commonly used tasks as follows: ! Put From button ! Get button Get As button and to the right of a bar separator, the: ! About button and the ! Context-sensitive Help button • • • 4.4.1 “Station Reset” button The Station Reset button is the only button available when first starting the program and is used to initiate the connection process.
• 4.4.3 Configuration from a File Subsequently restore the configuration. • Safeguard a copy as documentation of the configuration. Note: The configuration and status files are ASCII files and may be e-mailed or faxed to technical support when requested to do so. Loading a configuration from a file to a unit is useful to: • Restore the operating characteristics of a unit (Requires intervention with technical support.
4.4.4.1 receive the message but the contents would not be intelligible. Banner Field This field displays a string made up of the serial number of the connected unit followed by the firmwares used and their version number. 1- Type your password directly in the “Password” field. It is a string of 32 hexadecimal characters (exactly). Format is: [serial number]:firmware 1 name, its version #, firmware 2 name, its version #. 2- Press the button “Put Password” to make the entry permanent.
High. The DMP protocol used requires that DSR be normally asserted. 4.4.5.2 pends on model and network speed as shown in Table 8. This function is frequently used for checking frequency deviation. CTS signal is High indicator The “Clear-to-Send” (CTS) indicator light, located on the button bar (second indicator from the left), is an RS-232 protocol port indication. When lit, it indicates proper connection and that the value is High. The DMP protocol used requires that CTS be normally asserted.
4.4.5.5 The left area of the status bar describes actions of menu items as you navigate using the directional arrows. This area also shows messages describing actions of toolbar buttons as you depress them, before releasing them. If after viewing the description of the toolbar button command you wish not to execute the command, then release the mouse button while the pointer is off the toolbar button.
5.2 5. Testing and TroubleShooting A) 1. 2. 3. 4. 5. The checks described below should be done at time of installation, annual intervals or whenever deterioration in performance is noted. 5.1 • • • Equipment Required In-line watt meter (150W & 10 W ranges) Radio service monitor (IFR-120B with option 03: 30KHz IF filter or equivalent). RG-214 or RG-223 cable with N-Type male connector to connect ParagonPD to the service monitor.
Table 10 - Checklist A (after installation) CHECKLIST A PD (Paragon ) Recommended Check out after Installation Step 1 ACTION Normal Power-up Sequence 2 EXPECTED RESULTS at 25°°C PD Connect and save unit config as per section 4.4.2 Transmitter Output Power VHF/UHF: 100 watts Press TX (Unmod) +10%, -10% 800: 70 watts Factory-settable down to 10 watts as per customer request.
Table 11 - Checklist B (General) PD CHECKLIST B (Paragon ) General Check out (part1 of 2) PD Paragon units are set and characterized at the factory to optimize performances. It is not recommended to try readjusting units unless it is really required. Misadjusting a unit may result in significant performance losses.
PD CHECKLIST B (Paragon ) General Check out (part2 of 2) ParagonPD units are set and characterized at the factory to optimize performances. It is not recommended to try readjusting units unless it is really required. Misadjusting unit may result in significant performance losses. Step ACTION EXPECTED RESULTS at 25°°C MEASURE WITH IF NOT? Set the service monitor to generate on the selected receive frequency. Verify alternately for both receivers. The carrier should be modulated with a 1.
6. Radio Programming and Adjustments All receiver procedures detailed in this section should be done twice: once for the “Main” (or RX1) receiver module and a second time for the “Auxiliary” (or RX2) receiver module. Connect to the relevant module and its corresponding backplane PCB as required. PD Both Series of Paragon radio module assemblies share the same backplane PCBs. Refer to section 3.1.2.1 for details.
6.1.3 File Creation 1. In WIN 3.x: Start by clicking on File, then on Run, type the path or browse to select the Tait program, click OK to run PGM800Win executable program. In WIN 9x: click on Start, then on Run, type the path or browse to select, click OK to run PGM800Win. 2. In the Tait program’s Menu bar, click on “View”. On the drop-down menu, make sure that a check mark is present in front of the “T800 EPROM” option.
7. Select File, Exit to leave the program. Figure 19 - Series I Channel Information 6.1.4 Programming the EPROM Connect a straight 25-pin ribbon parallel cable between the PC’s LPT1 port and the EPROM programmer. Apply power to it. At the DOS prompt, type bp.exe to open the EPROM program software. PD Paragon uses three 27C64 EPROMs (150 nanoseconds or faster) in the Exciter and Receivers modules. Repeat the following procedure for each EPROM as needed.
7. A selection box opens, in the “Device Selector:” field, type M27C64A. Move to and choose the brand of EPROM. Press ENTER to close the selection box. The program is now ready to configure the EPROM and the name of the device is displayed at the bottom of the screen. 8. Move to and select “Device” 9. In the now opened sub-menu, move to and select “Program”. 10. Press ENTER. The program loads the binary file into the EPROM (approximately fifteen seconds).
- The EPROM and DIP switches locations are identical in both receiver and exciter modules (refer to Figure 21 and to Figure 22. Binary Value O F F 1 1 2 3 2 4 8 4 16 5 32 6 64 7 8 ON for 27C16 EPROM OFF for 27C64 EPROM (Always leave OFF) Figure 20 - Channel Selection via internal DIP switches 6.2 Series I 800MHz Radio Tuning This section covers some basic tuning and verification for the 800 MHz Series I base station modules.
6.2.2 Receiver Module (T885) Note 1: Refer to Figure 21, page 39 for locating tuning controls Note 2: When the synthesizer is unlocked, the front panel green LED called "Supply" will be flashing showing that it needs to be re-tuned. 6.2.2.1 Initial Setup This initial setup will be used during each receiver alignment procedures that follow: 1. Remove the receiver (T885) module from the ParagonPD rack frame 2. Remove the receiver top cover (nearest the handle). 3.
WARNING: Do not attempt to re-tune the IF stages (i.e. L312 to L318). These adjustments do not need to be re-adjusted after frequency reprogramming. Touching these coils will have a direct impact on the DSP modem coefficient settings and may significantly reduce the radio performances over data. 6.2.2.4 SINAD and Linearity Check 1.
6.2.3 Exciter Module (T881) Note 1: Refer to Figure 22 on page 40 for locating tuning controls. Note 2: When the synthesizer is unlocked, the front panel green LED called "Supply" will be flashing showing that it needs to be re-tuned. 6.2.3.1 Initial Setup 1. 2. 3. 4. 5. Shut down power to the base station Prepare the multimeter to read DC Volts. Remove the exciter (T881) module from the base station rack frame Remove the exciter top cover (nearest the handle).
6.2.3.4 Low Frequency Balance Adjustment 1. Apply the following settings to the IFR: – Receiver mode and Oscilloscope display (Source: Demod Out Connector). – IFR RX frequency to match the radio transmit frequency – IF Filter set to 30KHz – Zoom the Deviation window: select 10kHz Range and DC coupling. 2. Select the active or, the lowest (in the case of multi-channel base) frequency channel (via dip switch) 3.
6.2.4 Power Amplifier Module (T889) 1. Re-install the exciter module into the Paragon rack frame 2. Connect the Exciter module to the Power Amplifier 3. Connect the Power Amplifier output to the IFR T/R connector or to a stand-alone BIRD style power meter, terminated with a 150W dummy load. 6.2.4.1 Power Amplifier Power Out 1. Set RV63 (Power adjustment, access on the front panel) fully clockwise. 2. Key the transmitter from the exciter Carrier button. The power output should exceed 90W. 3.
FRONT PL103 Demod output RSSI Test point: SK301 pin 2 SK301 Pin 1 L318 L316 IC301 RSSI SET RV301 L315 L314 L319 L320 L313 L321 L317 L312 IC1 H3 12345678 C6 L1 TCXO CHANNEL SELECTION H2 H1 Figure 21 - T885 Receiver tuning control location 120 20170-201 39 ParagonPD Technical Manual
FRONT Micro-phone connector Ref Mod RV105 Power Adjust RV356 #L300 Temp control Hi-Temp adjust IC1 12345678 C6 L1 TCXO CHANNEL SELECTION IC202 Tail Timer Tx Timer BACK Figure 22 - T881 Exciter tuning controls location 120 20170-201 40 ParagonPD Technical Manual
6.3 Series II Radio Programming This procedure describes the steps needed to program the UHF & VHF model that uses the ParagonPD base station radios (half & full channels). 6.3.1 Recommended Items - - 486 PC or better, MS-Windows 3.1 © or later T800win programming kit for Series II: - PGM800Win programming software user's manual - PGM800Win Windows based programming software - T800-01-0002 programming cable (DB-25 to RJ-45 cable) Standard 25-pin parallel cable (terminated Male/Female) 6.3.
Figure 23 - Receiver System Information Figure 24 - Receiver Channel Information screen 120 20170-201 42 ParagonPD Technical Manual
Figure 25 - Exciter System Information screen Figure 26 - Exciter Channel Information screen 120 20170-201 43 ParagonPD Technical Manual
6.3.3 Channel Selection via DIP Switches The backplane-mounted DIP switch settings override the default channel programmed by PGM800Win. To set a default channel via the software, all DIP switches must be set to “OFF” (i.e. 00000000). When a switch is “Off”, its binary count is active; when a switch is “ON” its binary count is inactive. The various DIP switch combinations of ON or OFF make up a binary total, which identifies the channel number.
6.4 Series II Radio Tuning This section covers some basic radio tuning and verification for VHF (T83x-xx-nnnn) and UHF (T85x-xx-nnnn) Series II base station modules. Note: Usually, this section is not done unless called for in section 6.3 “Series II - Radio Programming” or in Table 11 “Checklist B”. 6.4.1 Test Equipment - Digital multimeter & probes (e.g.
6.4.2.2 Synthesizer Alignment Single channel: Connect the multimeter to the long lead of L1 in the VCO (this measures the synthesizer loop voltage). 1. T855 (UHF) Tune VCO trimmer C6 for a synthesizer loop voltage of 10V DC. 2. T835 (VHF). Tune VCO trimmer CV1 for a synthesizer loop voltage of 9VDC. Multiple channels: 1. T855 (UHF) Adjust the VCO loop to 10V using the middle channel. 2. T835 (VHF) Adjust the VCO loop to 9V using the middle frequency channel. 3.
b) IFR TX frequency to match the main radio RX frequency c) Filter set to wide band (no audio filter) d) Select Gen2 (Modulating tone fixed to 1KHz). All other Gen must be off. e) Set deviation to ±3.0KHz for full channel or ±1.5KHz for half channel radios. f) Use a X1 scope probe connected to IFR SINAD input and monitor the Discriminator O/P on the backplane at SK1 pin 6 (RX-audio1). Alternately, it is also possible to monitor at the receiver TP314 (T855) or at the receiver IC350 pin 7 (T835) 2.
6.4.2.6 RSSI Adjustment (VHF: T835) Note: This check is only recommended for Paragon/R model running DBA protocol 3.06.009 series or later. - Apply an on-channel signal from the RF generator at a level of -100dBm with deviation of ±3kHz (full channel) or ±1.5kHz (half channel) at 1kHz tone. - Adjust RV320 (RSSI level) to give 4.5V RSSI output at RSSI test point (near quad.
6.4.3 Exciter Module (T857, T837 or T881) Note 1: Refer to Figure 33 (T857) and to Figure 35 (T837) for locating tuning controls and components. T881 series II will be included in a later release. Note 2: When the synthesizer is unlocked, the front panel green LED called "Supply" will flash indicating that it needs re-tuning. Warning: The LED will also flash when the unit is in setup mode while connected to the PGM800win program. 6.4.3.1 Initial Setup 1. 2. 3. 4. 5.
2. Key the transmitter by pressing the front panel TX-Key button and measure the carrier output frequency. It should be within ±300 Hz. If it is not, adjust the TCXO to trim to meet the requirement, preferably within 100Hz. 6.4.3.4 Low-Frequency Balance Adjustment PGM800Win controls this adjustment. Electronic potentiometer (256 step) is used to allow channel adjustment of two-point modulation (Low freq. balance). 1.
6.4.3.5 Exciter Power Output 1. Apply the following settings to the IFR: - Receiver mode, Output T/R - IFR RX frequency to match the main radio TX frequency - IF Filter set to 30KHz - Select auto range in the Power reading window - Connect the coaxial cable from the IFR T/R to the Exciter output connector 2. Key the Exciter by pressing the module PTT button. The output power must be: - VHF (T837) = 800 mW ±200mW - UHF (T857) = 1W ±300mW - 800 (T881) = 4W ±300mW 6.4.
6.4.4.4 Tait T859 (UHF) Standard Tuning Procedure 1. For sets with serial numbers following 217262, set RV69 (driver power level) fully clockwise. 2. For all units, preset the tuning controls as shown in Figure 31 Figure 31 - T859 Tuning Settings 3. 4. 5. 6. 7. 8. 9. 10. 11. Set RV63 (front panel power control) fully clockwise. Key on the exciter (press PTT button). Adjust CV1 for maximum output. Adjust CV8 for maximum output. Adjust CV32 for maximum output. Adjust CV51 and CV57 for maximum output.
IC 310 SK330 pin 2 Figure 32 - T855 Receiver Tuning Controls Location 120 20170-201 53 ParagonPD Technical Manual
TCXO Figure 33 - T857 Exciter Tuning Controls Locations 120 20170-201 54 ParagonPD Technical Manual
L410 L420 L1 IC 700 L460 L47 CV1 L330 L350 CV318 L340 RSSI Test Point IC 350 L360 P207 Figure 34 - T835 Receiver Tuning Controls Location 120 20170-201 55 ParagonPD Technical Manual
IC700 TCXO L1 CV1 IC220 Figure 35 - T837 Exciter Tuning Controls Location 120 20170-201 56 ParagonPD Technical Manual
Appendix 1 - ParagonPD Deviation adjust 1. Using the WinRIS, press TX ON (Modulated) and record deviation level as read on the IFR. 2. Using Windows Notepad, Edit the .bp2 file named with the corresponding BDLCPD serial number (e.g. abcd.bp2). “Save as” to another file name and keep it in case something goes wrong while changing a parameter. 3. Locate the line labeled “Dev0 Par85=” and record the value beside the “=” sign. This is the corresponding parameter value to the deviation read in step 1. 4.
7. Specifications GENERAL Frequency VHF UHF 136 -156 MHz 148 -174 MHz 400 - 440 MHz1 440 - 480 MHz 480 - 520 MHz RF/Modem Assembly Size Frequency Stability Rx 800 - 880 MHz Tx 850 - 870 MHz Rx 870 – 960 MHz Tx 870 – 960 MHz 5W only 19.0” W x 17.5.0” H x 12.5” D + 2.0” connector allowance 2.5 ppm 1.0 ppm Rx Current Consumption @ 13.8 VDC Tx Current Consumption @ 13.8 VDC 800 MHz (Series I) 1.5 ppm 1.5A max. (Two receivers) 21A DC max. @ 100W Base Station Power Consumption @ 115 VAC 24A DC max.
FCC / IC CERTIFICATIONS DGFSK modulation VHF 136 - 156 MHz 148 - 174 MHz 400 - 440 MHz UHF 800 MHz 1 440 - 480 MHz 480 - 520 MHz 800 - 870 MHz FCC IC (DOC) * CASTEL0007 CASTEL0002 737195375A 737195376A CASTEL0021 CASTEL0023 CASTEL0025 CAS8IPT889BW (100 Watts) CAS8IPT881 (5Watts) 3993195401A N/A FCC IC (DOC) * 737194358 FCC / IC CERTIFICATIONS SRRC4FSK modulation 400 - 440 MHz UHF 1 440 - 480 MHz 480 - 520 MHz 800 MHz Series I 800 - 870 MHz 800 MHz Series II 800 - 870 MHz EOTBDD4T85-1
