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14. SPECIFICATIONS
* 0 dB = 1 V
Note: The design and specifications are subject to change without notice for improvement.
• Accessories
Power cord (2 m) ........................................ 1
14.1. TS-770 Central Unit
Power Source AC mains, 50/60 Hz
Power Consumption 60 W
Input Microphone: –60 dB*, 600 Ω, unbalanced, phone jack
AUX: –20 dB*, 600 Ω, unbalanced, phone jack
Output Recording: –20 dB*, 10 kΩ, unbalanced, phone jack, RCA jack x 2
Equalizer Insertion Input: –20 dB*, 10 kΩ, RCA jack
Terminals Output: –20 dB*, 10 kΩ, RCA jack
Expansion IN/OUT Input: –20 dB*, 10 kΩ, unbalanced, RCA jack x 2
Terminals Output: –20 dB*, 10 kΩ, unbalanced, RCA jack x 2
Control: 10 kΩ, voltage output, RCA jack x 2
Control Priority Speech chime: A single-tone chime activated by TS-771's priority key
Speaker Restriction: Number of simultaneously-usable TS-772/775s can
be set to 0, 1, 3, or 6
Automatic Mic-off: Function OFF/20 s/40 s (selectable)
Number of Connectable 70 units (max. 35 units per line), max. 210 units when 3 Central units
Conference Units connected
Operating Temperature 0°C to 40°C (32°F to 104°F)
Operating Humidity Under 90 % RH (no condensation)
Finish Pre-coated steel plate, black (30% glossy)
Dimensions 210 (w) x 107.1 (h) x 316 (d) mm (8.27" x 4.22" x 12.44")
Weight 4 kg (8.82 lb)
14.2. TS-771 Chairman Unit and TS-772 Delegate Unit
Power Source 35 V DC, under 30 mA (supplied from TS-770 Central unit)
Output Headphone/Recording: 32 Ω (headphone)/10 kΩ, –20 dB* (recording),
unbalanced, mini jack, equipped with a volume
control
Internal Speaker: 130 Ω, 200 mW
Contact output: 24 V DC, Max. 50 mA
Control Speech: Microphone and speaker on-off control by Talk key
Priority speech (TS-771 only):
Microphone and speaker on-off control, other microphone off, and
single-tone chime activation by Priority key
Operating Temperature 0°C to 40°C (32°F to 104°F)
Operating Humidity Under 90 % RH (no condensation)
Finish Case: ABS resin, black
Panel: ABS resin, gray metallic, 50 % glossy, paint
Dimensions 114.5 (w) x 78.4 (h) x 152.9 (d) mm (4.51" x 3.09" x 6.02")
Weight 560 g (1.23 lb)
* 0 dB = 1 V
Note: The design and specifications are subject to change without notice for improvement.
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