TOA / WT-1120 Wireless receiver

This is a stationary receiver of the diversity reception system that uses the 322 Mhz band radio waves, which is assigned for the C-type wireless microphone.

■ Power supply: AC100V 50 / 60Hz (AC adapter)
■ Power consumption: 5W
■ Radio wave type: F3E
■ Receiving frequency: 322.025-322.150Mhz, 322.250-322.400Mhz 25kHz interval 13 channels
■ Reception method: Double super heterodyne method
■ Reception sensitivity: SN ratio 25 dB or more (10 dBμVEMF input, deviation ± 2.25 kHz) Reception (squelch) sensitivity switching, Hi 10 dBμVEMF, Lo: 20 dB μVEMF
■ Tone frequency: 14.80kHz, 14.75kHz (1 out of 2 channels)
■ Frequency response: 150Hz to 6kHz (portable transmitter → desktop receiver) 130Hz to 7kHz (desktop transmitter → desktop receiver)
■ De-emphasis: 50μs
Mixing output level: line / microphone switch 600Ω balanced / unbalanced switch horn jack
Standard output: -12 dB (line), -54 dB (microphone) (deviation ± 2.25 kHz, modulated wave 1 kHz)
Maximum output: +12 dB (line), -30 dB (microphone) (deviation ± 7 kHz, modulated wave 1 kHz)
■ Remote output
・ Mixing output: Open collector output Withstanding voltage: 50 VDC, Control current: 30 mA or less
・ Remote output: Non-voltage make contact output Dielectric strength: DC30V, control current: 100mA or less
■ Mixing input level: -12dB unbalanced 600Ω horn jack
■ Remote input: Make contact input Release voltage: DC2V, Short circuit current: 0.2mA, Loop resistance: 100Ω or less
■ Mixing input terminal: During remote control:
■ Channel scan function:
■ Antenna input: 75Ω BNC jack (Antenna power supply: DC6V, 20mA)
■ Antenna output: 75Ω BNC jack
■ Operating temperature range: -10 ℃ to + 40 ℃
■ Finish: ABS resin black (Munsell N1.0 approximate color)
■ Dimensions: 210 (W) x 44.2 (H) x 181 (D) mm (excluding protrusions)
■ Weight: 690g (excluding AC adapter)
■ Accessories
・ AC adapter x 1
・ Setting driver x 1
・ Rubber feet x 4
・ 3 pole horn cord (2m) x 1
・ Directly attached antenna x 2