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Analog Based Console

  • Two-wire or four-wire per line (field programmable)
  • Simplex/full-duplex per line (field programmable)
  • Programmable squelch control per line
  • TX monitor
  • Supervisory control
  • Two alert tone cadence (keypad programmable)
  • Crossmute per line (hardwire)
  • TX notch filter
  • Wildcard group groupings (function tones) Controls
  • Select/unselect status for each line
  • Selective call indication
  • 16-function tone button selection
  • TX all button
  • RX all button
  • Mute button
  • Alert button
  • AUX relay button
  • Intercom
  • PTT button
  • 16-digit DTMF keypad
  • Supervisory button
  • TX detect LED for selected audio
  • Line activity monitor LED for each line
Amplifier Power 5W maximum at 3% THD into an 8 Ohm load or equivalent.
Audio Compression Less than 3dB change in output level for a 25dB change in input above threshold
Audio Distortion 3% THD maximum at full compression
Audio Frequency Response +1/-3dB, 300 to 3000Hz, except at the transmit tone notch frequency
Color White
Connections 4-wire: Handset, 6-wire desk mic and gooseneck
Depth 9.02" (229 mm)
Earpiece Level Adjustable independent of speaker volume controls
Form Factor Desktop
Height 5.51" (140 mm)
Hum and Noise 50dB below operating levels
Input/Output Levels Line Input Level : -40dBm to +10dB, Line Output Level: -20dBm to +10dBm into a 600 Ohm line, adjustable (high-level guard tone only)
Operating Temperature 0° to 50 °C (32° to 122°F)
Power Requirements +12VDC at 2A maximum
Speaker 1.5” x 3” Oval, 8 Ohm
Tone Frequencies PTT/Guard 2175Hx or 2300Hz. Monitor and frequency function tones are programmable from 400 to 3000Hz, accuracy to 61Hz
Weight 6.5 lbs (2.95 kg)
Width 10" (254 mm)


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Telex is part of the Bosch Communications Systems family of brands, offering the world's most complete portfolio of professional audio and communications solutions.

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