Description
TheWilliams Sound FM R38includes a PPA R38N receiver with a belt clip, an EAR 022 surround earphone, and a pack of two AA batteries to power the unit. Compatible with all Williams Sound 72-76 MHz wideband transmitters, the receiver features a high-resolution OLED screen for on-screen channel selection and is designed to provide audio clarity and stability to help individuals with mild hearing loss overcome distance from the sound source.
Williams Sound PPA SelectView FM Receiver
TheWilliams Sound PPA SelectView FM Receiveris an FM receiver for assisted listening applications. It features a high-resolution OLED screen that provides a quick view of receiver status and immediate entry to all user settings. The receiver has on-screen channel selection with access to 17 pre-set, wideband frequencies (72 to 76 MHz).
The PPA SelectView is digitally synthesized to provide audio clarity and stability and also features digital tuning, digital squelch and battery-saving sleep mode. A belt clip is included.
Specifications
| Battery Type | 2x AA Alkaline or NiMH rechargeable |
| Battery Life | Alkaline Batteries: 50 hours, approximate Rechargeable NiMH Batteries (1,500 mAh): 32 hours, approximate |
| Current Consumption | 52 mA, nominal |
| Operating Temperature Range | 32 to 122 F (0 to 50 C) |
| Channels | 17x 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 S |
| Screen | 1″ (25.4 mm) OLED |
| Power Indication | Power Button: Backlit green Good Battery Strength: Glows solid Low Battery: flashes |
| Sensitivity | 2 V at 12 dB Sinad with squelch defeated |
| Input Overload | 100 mV |
| Frequency Response | 200 Hz to 15 kHz, 3 dB |
| Modulation | FM, 75 kHz peak deviation |
| Signal to Noise Ratio | Minimum 65 dB @ 1.0 V |
| Antenna | Receive Antenna: Integral with earphone/headphone cord |
| Audio Output | 35 mW maximum at 16 Ohms |
| Headphone Connector | 1/8″ (3.5 mm) stereo jack, mono output for stereo or mono earphones/headphones |
| Power Save Mode | Enters sleep mode after approximately 3 minutes of no RF signal |
| Construction | ABS plastic with aluminum face plate |
| Dimensions | 4.1 x 2.9 x 1.4″ (104 x 72 x 35 mm) |
| Weight | With Batteries: 4.6 oz (130 g) Without Batteries: 2.6 oz (73 g) |
Williams Sound EAR 022 Surround Earphone
TheWilliams Sound EAR022is a single-sided, clip-on earphone ideal for use with personal listening devices. The clip is designed to fully surround the ear for maximum stability and comfort. The monaural 1/8″ mini-plug is compatible with a wide variety of devices.
Specifications
| Style | Around-ear speaker |
| Plug | 1/8″ / 3.5 mm mono |
| Driver Size | 0.9″ / 23.0 mm |
| Nominal Impedance | 32 Ohms |
| Frequency Response | 20 Hz to 20 kHz |
| Power Input | 30 mW |
| Sensitivity | 118 dB @ 1 kHz |
| Cord Length | 39.0″ / 99.1 cm |
| Weight | 0.5 oz / 15.0 g |
