Chairman unit provides 3.5mm unbalanced headphone mini jack and 3.5mm unbalanced record output mini jack with volume control, 32 ohms headphone and 10 kiloohms, –20dB recording. It uses TS-773 or TS-774 gooseneck microphone Controls of chairman unit shall include talk key which shall provide microphone and speaker on-off control. Controls of chairman unit shall also include priority key which provides microphone and speaker on-off control, other microphone off and single-tone chime activation. It provides contact closure output (24Vdc, maximum 50mA) when microphone is active. It also provides built-in speaker (130 ohms, 200mW). It shall be powered by TS-770 central unit supplying 35Vdc, under 30mA line. Case of chairman unit shall be constructed of ABS resin with black finishing. Panel of chairman unit shall be constructed of ABS resin with gray metallic paint and 50% glossy finishing.
Uses TS-773 or TS-774 gooseneck microphone
3.5mm headphone and record output with volume control
Priority override control
Built-in speaker
Push to talk control
Contact closure output when microphone is active
Can be used for camera call-up, tally or other devices
Microphone, speaker on-off control by speech switch
Microphone, speaker on-off, other microphone coutoff and single-tone chime activation by priority button
Five years warranty
Warranty - Yes
Power Requirements:
35Vdc, under 30mA (supplied from Central Unit TS-770)
Headphone Output:
32 ohms, unbalanced, mini jack (with VR)
Recording Output:
10 kiloohms, –20dB, unbalanced, mini jack (with VR)
Internal Speaker Output:
130 ohms, 200mW
Contact Output:
24Vdc, maximum 50mA (open collector output)