This is a portable transmitter that uses radio waves in the 322MHz band, which is allocated for use by Type C wireless microphones for specific low-power radio stations.
■ Power Supply: DC 1.2V (NiCd battery), DC 1.5V (dry cell battery)
■ Radio Wave Type: F3E
■ Transmitting Frequency: 322.025-322.150 MHz, 322.250-322.400 MHz (25 kHz intervals, 13 channels)
■ Transmitting Power: 1 mW
■ Oscillation Method: Crystal-Controlled PLL Synthesizer
■ Tone Frequency: 14.80 kHz, 14.75 kHz (1 of 2 channels)
■ Microphone: Unidirectional electret condenser type
■ Overall Frequency Response:
・200 Hz - 5 kHz (Portable Transmitter → Portable Receiver)
・150 Hz - 6 kHz (Portable Transmitter → Tabletop Receiver, Wireless Speaker)
■ Pre-emphasis: 50 μs
■ Maximum Input Sound Pressure:
・114 dB SPL (±7 kHz deviation, microphone sensitivity set to Hi)
・120 dB SPL (±7 kHz deviation, microphone sensitivity set to Lo)
■ Battery: 1 x WB-1200 rechargeable battery or 1 x AA alkaline battery
■ Operating Temperature Range: -10°C to +40°C
■ Finish
・Body: Resin (elastomer + polycarbonate)
・Dark gray (approximate Munsell 10B3.5/1 color), painted
・Head: Metal mesh (iron), dark gray (approximate Munsell N3.5 color), painted
■ Dimensions: φ40 x 231 mm
■ Weight: 190 g (including battery)
■ Accessories:
・1 x AA battery (R6PU, for testing)
・Setting driver 1
- Storage case x 1
- Channel label x 1
- Charger attachment x 1
- Microphone holder (φ30-φ35, with NS5/8 to U5/16 adapter) x 1
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