Williams AV FM R38 Receiver Kit

The FM R38 is a multi-channel FM receiver with a high-resolution OLED screen. The receiver comes with earphones and batteries, but is otherwise identical to the PPA R38.

The R38 offers a quick view of receiver status and immediate entry to all user settings. On-screen channel selection with easy access to 17 pre-set, wide-band frequencies (72-76 MHz). Compatible with all Williams Sound 72-76 MHz wide-band transmitters. Digitally synthesized for exceptional audio clarity and stability. Digital tuning, digital squelch and battery saving sleep mode. New stereo jack paired with the mono jack adds compatibility with a variety of earphones/headphones. Rechargeable.

System Includes
(1) PPA R38N Receiver
(1) EAR 022 Surround Earphone
(1) BAT 001-2 AA Alkaline Battery

Technical Specifications

Dimensions
4.1” x 2.85” x 1.38” (104 x 72 x 35mm)
Weight
4.6oz (130g) with batteries. 2.6oz (73g) without batteries
Color
Black/Silver. Black ABS Plastic case with Aluminum faceplate.
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
52mA 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 uS
Display Screen
1” OLED
Power Indication
Power button, backlit green.
Good battery strength - glows solid. Low battery - flashes.
Sensitivity
2 uV at 12 dB Sinad with squelch defeated
Input Overload
100 mV
Frequency Response
200 Hz - 15 kHz, +/-3dB
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 OHM
Headphone Connector
3.5 mm stereo jack, mono output for stereo or mono earphones/headphones
Supplied Earphone
Stereo,earbud-type with foam cushion, 3.5 mm plug, 32 OHM
Power Save Mode
Enters sleep mode after approximately 3 minutes of no RF signal
Approvals
FCC, Industry Canada, RoHS, WEEE
Warranty
Lifetime PLUS Limited Warranty, 90 Days on most accessories.