TOA / WT-1150 Wireless speaker

特定小電力無線局のＣ型ワイヤレスマイクロホン用に割り当てられた, 322Mhz帯の電波を使用したアンテナ・受信機・アンプ・スピーカー一体型のワイヤレススピーカーです。

■ Power supply: AC100V 50 / 60Hz (AC adapter) or DC12V
■ Power consumption: 8W (at AC operation), 400mA (at DC operation)
■ Rated output: 2W
■ Radio wave type: F3E
■ Reception frequency: 322.025-322.150Mhz, 322.250-322.400Mhz 25kHz interval 13 channels
■ Reception method: Double super heterodyne method
■ Reception sensitivity: SN ratio 25dB or more (10dB μVEMF input, deviation ± 2.25kHz) Reception (squelch) sensitivity switching Hi: 10dBμVEMF, Lo: 20dBμVEMF
■ Tone frequency: 14.80kHz, 14.75kHz (1 out of 2 channels)
■ Output sound pressure level: 83dB (1W, 1m) (internal speaker)
■ Overall frequency characteristics:
・ 150Hz-6kHz (portable transmitter → wireless speaker)
・ 130Hz-7kHz (desktop transmitter → wireless speaker)
■ De-emphasis: 50μs
■ External antenna input: 75Ω unbalanced (antenna supply power: DC6V, 6mA)
■ External speaker output: 8Ω 2W (when using external speaker, internal speaker cannot be used)
■ Function: Channel scan function, low frequency cut function
■ Operating temperature range: -10 ℃ to + 40 ℃
■ Finishing: ABS resin light gray (Munsell N8.0 approximate color)
■ Dimensions: 100 (W) x 38 (H) x 175.1 (D) mm (including protrusion)
■ Weight: 510g (excluding AC adapter)
■ Accessories:
・ AC adapter x 1
・ Setting driver x 1
・ Wall mounting bracket x 1
・ Stationary metal fitting x 1
・ Mounting screws x 2
・ Tapping screws for wall mounting hardware x 2