User Guide ACT-51B / ACT-52B ACT-51 / ACT-52 WIRELESS MICROPHONE SYSTEMS All rights reserved. Do not copy or forward without prior approvals MIPRO. Specifications and design subject to change without notice.
WARNING ! IMPORTANT SAFETY INSTRUCTIONS ! 1. Read these instructions. 2. Keep these instructions. 3. Heed all warnings. 4. Follow all instructions. 5. Do not use this apparatus near water. 6. Clean only with a dry cloth. 7. Do not block any ventilation openings. Install in accordance with the manufacturer's instructions. 8. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat. 9.
Diversity Receivers Contents DIVERSITY RECEIVERS PRODUCT OVERVIEW PRODUCT OVERVIEW 1 KEY FEATURES 2 MIPRO'S PROPRIETARY "ACT" FUNCTION & OPERATION 3 PART NAMES AND FUNCTIONS 4 RECEIVER INSTALLATION 6 RECEIVER OPERATING TIPS 7 RACKMOUNT INSTALLATION FOR RECEIVERS 8 RECEIVER VFD INTERFACE 10 RECEIVER PARAMETERS 11 GENERAL TIPS FOR IMPROVING SYSTEM PERFORMANCE 17 The receivers feature a full-color Vacuum Fluorescent Display (VFD) which delivers a very bright light with exceptionally cle
Diversity Receivers Diversity Receivers KEY FEATURES MIPRO'S PROPRIETARY "ACT" FUNCTION & OPERATION ! Single-Channel (ACT-51/ACT-51B) and Dual-Channel (ACT-52/ACT-52B) in an EIAstandard 19” ½-rack unit metal chassis. ! Featuring industry's first full color VFD (Vacuum Florescent Display) on a wireless receiver. ! Two levels of brightness adjust automatically during performance and can be viewed clearly from all angles and day/night environments for easy monitoring.
Diversity Receivers Diversity Receivers PART NAMES AND FUNCTIONS Rear Panel: Front Panel: ACT-51B / ACT-51 17 ACT-51B /ACT-51 AF GRP A B 1 2 MHz 3 4 5 6 7 8 BAT SQ CHANNEL 1 5 1 2 3 6 8 13 14 15 11 12 13 14 15 16 17 ACT-52B / ACT-52 4 7 ACT-52B / ACT-52 AF GRP A B 1 2 MHz 3 4 5 6 7 8 BAT AF SQ CHANNEL 1 1 GRP A B 1 2 5 MHz 3 4 5 6 7 8 BAT 6 7 8 9 10 SQ CHANNEL 2 2 3 5 Rear Antenna “B” Input Connector: The “B” antenna can be inst
Diversity Receivers Diversity Receivers RECEIVER INSTALLATION 2 8 12 13 1 GND 2 HOT + 3 COLD - 1 3 5 7 11 14 (Figure 2) ! (Figure 1) 1. Antenna Installation: Install 2 separate antennas on the antenna sockets on the rear panel. Illustrated in Figure 1. 2. Connecting the power supply: Connect the AC/DC adapter cable to the 12V DC Input Jack 13 illustrated in Figure 1.
Diversity Receivers Diversity Receivers RACKMOUNT INSTALLATION FOR RECEIVERS Receiver Rack-Mount Kits Single half-rack receiver Install provided rack mount kit and fasten with screws on both sides. (Figure 3) FB-71 Mounts 1 half-rack in a single rack space FB-72 Mounts 2 half-racks in a single rack space The rack mountable kits are pre-drilled with 4 opening holes to be fitted on an EIA standard 19-inch rack case.
Diversity Receivers Diversity Receivers RECEIVER VFD INTERFACE Receiver Parameters Displays all Parameters MENU button: To set receiver parameter values 3 parameters can be selected and programmed by the 3 2 5 4 6 button.
Diversity Receivers CH Diversity Receivers To Set Channel Manually: CHANNEL setting Blinking RF cursor GRP MENU Press and release the MENU button once. The RF meter cursor starts blinking to denote it is ready to accept parameter changes. 2. During blinking, press and hold the or button. Pressing the button will decrease or increase the channel setting by one. 3. Press and release the MENU button once to confirm the change.
Diversity Receivers SQ Diversity Receivers SETTING ACT TRANSMITTER FREQUENCY SQUELCH setting To Activate: Blinking SQ cursor ! MHz A AF MENU Press Once GRP 1 2 3 4 5 6 7 8 BAT To Cancel: ! During blinking, press and release the ACT button again on the receiver to cancel. ! During blinking, do not press any button. Blinking stops and cancels automatically after 10 seconds if no button is pressed.
Diversity Receivers Diversity Receivers GENERAL TIPS FOR IMPROVING SYSTEM PERFORMANCE BAT: Transmitter Battery Meter (display in receiver) BAT BAT BAT BAT BAT BAT 100% 90% 80% 40% 10% 0% 1. Since the installation of the antenna influences the operating efficiency of the receiver, the most important rule is to minimize the distance and maintain a line-ofsight between the receiving antenna and the transmitter for optimal reception and performance. 2.
