The Williams AV R38 FM Receiver is a sleek, high-performance listening device designed for reliable assistive listening across a wide range of environments. Compatible with all Williams AV 72–76 MHz wide-band FM transmitters, the R38 features digitally synthesized tuning to deliver exceptional audio clarity, channel stability, and an interference-free experience.
Engineered with user convenience in mind, the R38 is equipped with an OLED high-resolution display that offers a clean, intuitive interface to view receiver status at a glance. All user settings, including access to all 17 wideband channels, are available through the easy-to-navigate on-screen menu. A soft audio turn-on feature ensures a smooth, comfortable listening experience, while digital volume controls provide precise adjustment.
The R38’s compact, modern design includes both a mono and a newly added stereo headphone jack, offering compatibility with a wide variety of earphones and headphones. It can be powered using either rechargeable or disposable batteries and includes a 4-step battery level indicator to help users monitor battery life with ease.
For extended battery performance, the R38 features an auto-off Sleep Mode that conserves power when not in use. Users can manually tune using the step function or seek the next active channel with the seek function.
Note: Earphones, headphones, and batteries are sold separately. All components are available individually.
| Color | Black/Silver. Black ABS Plastic case with Aluminum face plate |
|---|---|
| Battery Type | (2) AA Alkaline or (2) AA NiMH Rechargeable |
| Battery Life | (2) AA non-rechargeable alkaline batteries (BAT 001-2), approx. 50 hrs (2) AA rechargeable NiMH batteries (BAT 026-2), 1500mAh, approx. 32 hrs |
| Current Consumption | 52 mA nominal |
| Operating Temp. Range | 32° – 122°F (0° to 50°C) |
| Channels | 17 Wideband, accessed via menu |
| Operating Frequencies | 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 |
| FM Deviation | 75 kHz |
| De-Emphasis | 75 µS |
| Display Screen | OLED |
| Power Indication | Power button, backlit green. Good battery strength - glows solid. Low battery - flashes |
| Sensitivity | 2 µV at 12 dB Sinad with squelch defeated |
| Input Overload | 100 mV |
| Frequency Response | 200 Hz – 15 kHz, ±3 dB |
| Modulation | FM, +/- 75 kHz peak deviation |
| Signal-to-Noise Ratio | Minimum 65 dB @ 1.0V |
| Receive Antenna | Integral with earphone/headphone cord |
| Audio Output | 35 mW max at 16 Ω |
| Headphone Connector | 3.5 mm stereo jack, mono output for stereo or mono earphones/headphones |
| Earphone | Stereo,earbud-type with foam cushion, 3.5 mm plug, 32 Ω |
| Power Save Mode | Enters sleep mode after approximately 3 minutes of no RF signal |
| Approvals | FCC, Industry Canada, RoHS, WEEE |
| Dimensions (H x W x D) | 4.1" (104 mm) x 2.85" (72 mm) x 1.38" (35 mm) |
| Weight | 0.16 lbs (0.073) without batteries |
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
