The Williams AV FM ADA KIT 37 RCH FM ADA Rechargeable Portable Listening System provides everything you need to accommodate individuals for hearing accessibility in small-group settings such as libraries, conference rooms, and information desks. This portable, easy-to-use FM system operates at 72-76 MHz on one of 16 selectable channels. This single kit satisfies ADA requirements for multiple-room facilities.
The PPA T46 transmitter will broadcast a speaker's voice or audio program on one of 17 available channels, 72-76 MHz, to listeners using PPA R37N FM receivers. The transmitter shall have a 3.5 mm microphone jack and a 2.5 mm auxiliary audio input jack. The microphone cord will serve as the transmitting antenna. The Transmitter shall have three buttons on the front to access channel select, master and aux gain, compression on/off, channel lock, and screen adjustments. There shall be an OLED screen on the front of the Transmitter displaying the current operating status and menu information. Lightweight and portable, the PPA T46 will operate at a range of up to 150 feet (46m) from the listening audience. Ideal for providing hearing assistance to students in the classroom, tour group participants, employee training, business meetings, and more.
Flexible and simple. The PPA Select FM receiver features easy-to-use, seek-button channel selection with access to 17 pre-set wideband frequencies between 72-76 MHz. Compatible with the following Williams Sound transmitters: PPA T35, PPA T27, PPA T32, and PPA T36. Digitally synthesized for even greater audio clarity and stability. A versatile 3.5mm stereo/mono jack allows for a variety of earphone and headphone options and is neckloop/telecoil-equipped-hearing-aid compatible.
Applications:
| CHG 3502 | |
|---|---|
| Charger Power | Input: 6 VDC, 300mA, Center Positive Output: 100mA per bay |
| Power Supply | Williams Sound TFP 041 (US) or TFP 030 (International) Input: 100 - 240 VAC, 50 - 60Hz, 0.5 - 0.3 A Output: 6 VDC, 1.5 A |
| Charging Time | 16 hours nominal |
| Unit Capacity | 2 Units |
| Dimensions (H x W x D) | 2" (50.8 mm) x 3.86" (98.044 mm) x 4.86" (123.44 mm) |
| Weight | 1.1 lbs (0.5 kg) |
| HED 027 | |
| Style | Heavy-duty, folding, mono headphones |
| Plug | 3.5mm mono |
| Driver Size | 40 mm |
| Nominal Impedance | 16Ω |
| Frequency Response | 20 - 20kHz |
| Max Power Input | 100 mW |
| Sensitivity | 96 dB @ 1kHz |
| Replacement Pads | EAR 035 (one pair) |
| Cord Length | 39" (990.6 mm) |
| Weight | 0.225 lbs (0.102 kg) |
| MIC 149 | |
| Bias Power Requirement | 1.0-10VDC |
| Impedance | 1500 Ω |
| Output Operating Voltage | 1.2 - 10 VDC |
| Polar Pattern | Omnidirectional |
| Element | Electret |
| Sensitivity | -40 dB ± 3 dB |
| Plug | 3.5 mm stereo |
| Cord Length | 39" (990.6 mm) |
| Size (Dia x H) | 60 mm x 16 mm |
| Weight | 0.08 lbs (0.04 kg) |
| MIC 090 | |
| Element | Electret-Condenser |
| Pick-Up Pattern | Omni-Directional |
| Impedance | 1.5 kΩ |
| Frequency Response | 20 Hz – 18 kHz |
| Dynamic Range | 79 dB |
| Sensitivity | -56 ± 3 dB |
| Signal-to-Noise Ratio | 63 dB |
| Plug | 3.5 mm, right-angle |
| Replacement Windscreen | WND 006 |
| Replacement Clip | CLP 090 |
| Cord Length | 39" (990.6 mm) |
| Weight | 0.05 lbs (0.0227 kg) |
| PPA R37 | |
| Battery Type | (2) AA Alkaline or 2 x AA NiMH |
| Battery Life | (2) AA non-rechargeable alkaline batteries (BAT 001), approx. 50 hrs (2) AA rechargeable NiMH batteries (BAT 026), 1500 mAh, approx. 32 hrs |
| Current Consumption | 52mA nominal |
| Temperature Range | – 0 to 50C |
| Channels | 17, accessed via seek button in battery compartment |
| Operating Frequency | 72.1, 72.2, 72.3, 72.4, 72.5, 72.6, 72.7, 72.8, 72.9, 74.7, 75.3, 75.4, 75.5, 75.6, 75.7, 75.8, 75.9 MHz |
| Intermediate Frequency | 75 kHz |
| FM Deviation | 75 kHz |
| De-Emphasis | 75 µS |
| AFC Range | ± 120 kHz |
| Sensitivity | 2 µV at 12 dB Sinad with squelch defeated |
| Input Overload | 100 mV |
| Frequency Response | 200 - 15 kHz |
| Modulation | FM, +/- 75 kHz peak deviation |
| Signal-to-Noise Ratio | 65 dB min @ 100 uV |
| Audio Output | 35 mW max, peak into 16 ohms |
| Output Connector | 3.5 mm stereo/mono phone jack |
| Dimensions (H x W x D) | 4.1" ( mm) x 2.85" ( mm) x 1.38" ( mm) |
| Weight | 0.29 lbs (0.13 kg) with batteries 0.161 lbs (0.073 kg)without batteries |
| PPA T46 | |
| Dimensions (H x W x D) | 4.1" (104.14 mm) x 2.8" (71.12 mm) x 1.1" (27.94 mm) |
| Weight | 0.163 lbs (0.074 kg) |
Usually arrives in 5-9 business days.
