FM+ C Assistive Listening System FM T55 C and T55 C [D] USER MANUAL MAN 280A
FM + C FM + C Table of Contents Safety Warnings and Instructions Safety Warnings and Instructions �������������������������������������������������������������������������������������������������������������������������������������������� 3 Recycling Instructions ���������������������������������������������������������������������������������������������������������������������������������������������������������������� 3 System Overview ��������������������������������������������������������������
FM + C FM + C System Overview Quick Setup Instructions The groundbreaking FM + C provides the industry-first choice of using traditional FM receivers or using personal electronic devices over Wi-Fi for hearing assistance. Along with this flexibility comes exceptional audio quality, as the FM + C is built on a professional digital audio (DSP) platform. The FM + C is designed to support those who want to use their own smartphones and headphones for a more discreet assistive listening experience.
FM + C FM + C configuration is more likely to be required. Installing the ANT 025 Whip Antenna Gently thread the ANT 025 onto the stud recessed in the hole on the top of the transmitter. The WaveCAST Networking Guide is available on the Williams AV website for additional networking tips. The WaveCAST networking guide applies to the FM + C as well as other WaveCAST products.
FM + C FM + C Ethernet and Dante RJ-45 Connection If connecting to a network or directly to a PC, a. Ethernet cable must be used. In some cases, (like older PCs) a crossover cable may need to be used. Audio Source Connections Avoiding Hum in the Audio (as a Result of a Ground Loop) A hum created by a ground loop can often be eliminated by connecting a capacitor in series with the audio line shield to the transmitter’s ground. This method also maintains good radio frequency (RF) shielding.
FM + C FM + C Main Info Screen The Main Info Screen will show various setting information including IP Address (If connected to Ethernet network), Server Number, Server Name, EQ Preset, Input Gain, Audio Source, FM Channel and broadcast power level. ETHERNET NETWORK ROUTER CAT5e CABLE LAPTOP (OR DESKTOP) COMPUTER CAT5e CABLE DANTE NETWORK (SWITCH) FM + ANALOG LINE/MIC INPUT (XLR OR 1/4”) BALANCED, UNBALANCED, OR PHANTOM.
FM + C FM + C System Settings When the network audio server is enabled, the wi-fi symbol in the upper left corner of the VU meter area will appear in bright white. When disabled or disconnected from the network, the icon will appear dim with a small ‘x’ in one corner.
FM + C FM + C High-pass Filter A High-pass Filter cuts off low frequencies and lets high frequencies pass through. The pole frequency chosen is the point where the cutoff takes effect. The high-pass filter will help to remove low frequency noise from the transmitted audio signal, such as room noise, a line hum, or breath accents picked up from an improperly installed microphone. Available frequencies are: 31, 63, 80, 100, 125, 160, 200, 250, 315, 400, 500, and 630 Hz.
FM + C FM + C Ch 16 17 Freq (MHz) Simultaneous Use 75.8 75.5 Channel/Frequency Selection Chart 8 groups can operate simultaneously without interfering with each other. The first 8 channels (in the first column) have been designed for non-interference, and can be used for this purpose. Although these 8 channels have been designed to not interfere with each other, outside sources of interference may limit how many of these channels may be used.
FM + C Web Control Interface The FM + C provides a web interface to manage the transmitter settings which can be accessed over either a hard-wired or wireless network connection with most internet browsers. Changes take effect when applied or saved. Some changes require a reboot. Any updates made through the front panel will show up on the web interface once the current page has been navigated away from, either by refreshing the page or going to a new page.
FM + C Options Page The Options page displays user preferences that can be tailored to each FM + C system. The description sets the name of the device, which may be used to uniquely identify the device without referring to the IP address. Audio Timeout sets how long the device will take to restart the stream after it's disconnected. Other features may be available in different models of the FM + C, such as systems with Dante.
FM + C FM + C Network Settings Page The Network Settings page displays network and Dante connectivity settings. Typically these are not needed after initial installation. Administration Page The Admin page displays administrative controls that can be used to help with non-technical FM + C users, or for remote site troubleshooting purposes. Changing a static IP address or subnet will not instantly take place. The changed IP address or subnet will only take affect once the device is rebooted.
FM + C FM + C WaveCAST Receiver App The WaveCAST Receiver app allows listeners to hear the audio on their personal, Wi-Fi connected devices, such as a mobile phone. The WaveCAST App can be downloaded from the Google Play Store for Android devices or the Apple App Store for iOS devices. Download the WaveCAST app from the Apple App Store for iOS devices or Google Play Store for Android devices.
FM + C FM + C Noise or Distortion in the Audio • Check to see if there is noise in the audio source. To find out, disconnect the audio cable. If the noise disappears your noise problem is in the source. Correct or repair your audio source. • Ensure the Audio Source configuration is set to match the audio source input device. See "Audio Source Connections" on page 7 for how to properly configure the Audio Source. • Check for ground loops or noise on the input signal.
FM + C Remote Control is not working over Wi-Fi Note: If you have a network system administrator, please contact them first before attempting to troubleshoot the network yourself. If you don’t have a system administrator, the following steps are things you can try on a small, non-managed network.
FM + C Audio Level Display Front screen bar graph display, each segment representing 3dB. It ranges from -18 (1 segment lit) to +12dB (10 segments lit). Over-range warning is indicated by ‘OVLD’ and flashing empty bar. Headphone Output 1/4” TRS stereo jack, mono signal, 33 Ω. Dante Input Input Levels (Bal or Unbal) (at Audio Input Gain = 0dB) at 1 kHz IC ID: 1360A-FMT55 (1x) RJ-45 jack Only available on FM T55C [D].
FM + C 2-Year Warranty Williams AV products are engineered, designed, and manufactured under carefully controlled conditions to provide you with many years of reliable service. FM + C This page intentionally left blank Williams AV warrants the FM + C transmitters against defects in materials and workmanship under normal use and conditions for the 2-years from the product from date of purchase.
FM + C info@williamsav.com / www.williamsav.
