Telex BP 2002 Dual Channel Audiocom Beltpack, BP2002

Telex BP-2002
Dual Channel Audiocom Beltpack, BP2002

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Telex BP-2002

Portable 2-channel beltpack headset station for mobile users. Identical to BP-1002 with the following differences: Includes party line select switch with party line one and two indicator lights. 6-pin male and female XLR loop-through connectors for 2-channel connection. Clear-com® compatible.

BP-2002 Features

Talk Button and Indicator
- The "Talk" button activates the headset and microphone and can operate in either Latched or Momentary mode.
Channel Button and Indicators
- Allows the user to select which intercom channel is active. A yellow indicator light shows the active channel.
Sidetone Control
- The sidetone control adjusts your own voice level heard in the headphone.
Call Button and Indicator
- The call function allows the user to send or receive signals to other devices on the intercom channel. The user can receive signals as well as send signals easily.

Specifications

Power Requirement:
- Channel supplied: 24 VDC Nominal, 45 to 70 mA
- Local Power: 24 VDC nominal (14 to 30 VDC), 45 to 70 mA
Environmental Requirements
- Storage: -20° to 80° C; 0-95% humidity, non-condensing
- Operating: -15° to 60° C; 0-95% humidity, non-condensing
Dimensions (H x W x D): 5" x 3.5" x 1.8" (127 x 88.9 x1.8 mm)
Weight: 1.5 lbs (0.68 kg)
Headset: 50 to 200 ohm dynamic microphone; 150 to 600ohm headphones
Balanced Intercom Channel
- Output Level: 1 Vrms nominal
- Input Impedance: 300 ohm +/-5%
- Bridging Impedance: greater than 10,000 ohm
- Call Signalling
  - Send: 20kHz +/-100 Hz, 0.5 Vrms +/-10%
  - Receive: 20kHz +/-800 Hz, 100 mVrms
- Mic-Off Frequency: Detect: 24kHz +/-800 Hz, 100 mVrms
- Noise Contribution: less than -60 dB on the line
Unbalanced Intercom Channel
- Output Level: 700 mVrms +/-10%
- Input Impedance: 200 ohm +/-5%
- Bridging Impedance: greater than 10,000 ohms
- Call Signalling
  - Send: 12 +/-3 VDC
  - Receive: 4 VDC minimum
Headphone Amplifier
- Voltage Gain: 27 +/-3 dB from the line
- Maximum Output: 60 mW into 150 ohm
- Frequency Response: 200 Hz to 8 kHz with no more than 4 dB deviation
- Audible Alert: 1 kHz, at the headset
- Total Harmonic Distortion: Less than 2% at 50 mW from the line
- Sidetone: 20 dB minimum range, adjustable
Dynamic Microphone Amplifier
- Voltage Gain:
  - Mic to Channel: 45 +/-3 dB, before limiting
  - Mic to Headphone: adjustable, 65 dB range into 150 ohm
- Frequency Response: 200 Hz to 8 kHz +1/-3dB
- Total Harmonic Distortion: less than 1% at Channel output at 1kHz
Electret Microphone Amplifier
- Voltage Gain:
  - Mic to Channel: 27 +/-3 dB, before limiting
  - Mic to Headphone: adjustable, 45 dB +/-10% into 150W
- Frequency Response: 200 Hz to 8 kHz +1/-3dB
- Total Harmonic Distortion: less than 1% at Channel output

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