Features of main control unit EDC 1050
- Central control unit easy to use and 128 delegate units connectable at the same time
- Solid main unit with built-in power amplifier for speakers, rack installation possible
- Main switch for discussion system with self-detection function for the talk units
- Master volume control with LED level display and tone control for bass and treble for all units of conference system
- Basic setting of volume for all talk units to avoid echo
- Mic control function for 1 to 9 delegate units with override function, chairman only mode and open system possible
- Auto-off voice control of delegate units after 30 seconds or 45 seconds without talking, cancel voice control possible
- Setting of main unit saved after using for the next conference
- Up to 10 chairman units installable at any position of conference system
Inputs and outputs of discussion main unit
- 3 x 9-pin Sub-D ports with volume control to connect the talk units with system cable EDC 1091
- 1 x 9-pin Sub-D stand-by port
- Connections for the built-in power amplifier
- Chinch input for player and the like
- Chinch output for PA systems, recorder, mixer, expander, equalizer and the like
- 4 x 6.3 mm jacks for microphones with volume control
- 2 telephone connections for telephone conferences
- 9-pin serial PC port
Technical data of conference main unit
- Black 19" metal case
- Power supply: 110/220 V (switch able), 50/60 Hz AC with fuse 8 A
- Frequency response: 100 Hz to 16 kHz
- Sensitivity: -60 dB
- S/N ratio: 90 dB
- T.H.D.: ≤0.5%
- Power amplifier: 2 x 40 W, 8 Ω
- Mixer: Mic input 4 x 600 Ω/6 mV/-22 dB, Line input 4 x 20 k Ω/300 mV/-10 dB
- 5 LED level display for volume
- Dimensions: height 100 mm, wide 430 mm, depth 230 mm
- Weight: 10 kg
- Surface: black, against rusty paint
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