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Barrett 2061 Operating And Technical Manual

Hf phone patch
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BARRETT 2061
HF PHONE PATCH
Operating and technical
manual
BCM20601/7
© Barrett Communications
Head office:
Barrett Communications Pty Ltd
47 Discovery Drive, Bibra Lake WA 6163 AUSTRALIA
Tel: +61 8 9434 1700 Fax: +61 8 9418 6757
Email:
information@barrettcommunications.com.au
www.barrettcommunications.com.au

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  • Page 1 BARRETT 2061 HF PHONE PATCH Operating and technical manual BCM20601/7 © Barrett Communications Head office: Barrett Communications Pty Ltd 47 Discovery Drive, Bibra Lake WA 6163 AUSTRALIA Tel: +61 8 9434 1700 Fax: +61 8 9418 6757 Email: information@barrettcommunications.com.au www.barrettcommunications.com.au...

  • Page 2: Specifications

    BARRETT 2061 OPERATING AND TECHNICAL MANUAL Specifications Output level to phone line Nominally –0 dBm Input level from phone line Nominally –0 dBm Frequency response 300 to 3000 Hz ± 2 dB Output impedance to phone line 600 ? VOX sensitivity Adjustable internally VOX hang time 0.5 seconds...
  • Page 3 VOX signal (Voice Operated Xmit (transmit)) to key the transmitter when the telephone subscriber's voice i,s present. The 2061 is packaged in a 2000 series enclosure and is designed for direct interface via our standard bus cable to the Barrett 2050 transceiver. It can however be interfaced to other suitable HF transceivers.

  • Page 4: Operation

    Connect switch This switch controls the connection of the 2061 to the telephone and audio circuits. When the switch is in DISCONNECT position, the telephone line is disconnected from the unit and patched through to the telephone hand set, and the audio in/outs are disconnected. Thus the 2061 is effectively out of the circuit.

  • Page 5: Rear Panel Controls And Indicators

    This RJ11C provides the telephone line connection. When the unit is in CONNECT mode, the telephone line is switched to the 2061 phone patch circuitry. When the unit is in DISCONNECT mode, the 2061 is bypassed and the telephone line is routed to the PHONE connector.

  • Page 6: Operation Examples

    With the 2061 telephone patch is in the “DISCONNECT” mode the base station operator dials the number on the phone connected to the 2061. Once he is talking to the telephone subscriber he informs both parties he is about to connect and selects “CONNECT on the 2061.

  • Page 7: Technical Description

    Transmitter keying (VOX) For a normal link, the VOX in the 2061 is set up to key the transmitter. The VOX responds to signals on the telephone line and operates the keying circuits when voice is present. Once the VOX has tripped, it stays active for a short time following the loss of audio to prevent dropout on pauses between syllables.
  • Page 8 Connecting other HF transceivers to the 2061 Other HF transceivers can be connected to the 2061 telephone patch via the “TRANSCEIVER “ connector on the rear panel. Details of the signals available on this connector are shown on the table below:- “TRANSCEIVER”...

  • Page 9: Parts Lists

    BARRETT 2061 OPERATING AND TECHNICAL MANUAL Parts Lists 2061P01-A3-Parts List Designator Description Part Number Cap 10n 100V CP-00032 Cap 10n 100V CP-00032 Cap 10n 100V CP-00032 Cap 10n 100V CP-00032 Cap 100nF 5% 50V CP-11666 Cap 100nF 5% 50V CP-11666...
  • Page 10 BARRETT 2061 OPERATING AND TECHNICAL MANUAL Parts Lists 2061P01-A3-Parts List Designator Description Part Number Cap 10uF Tant 16v CP-01580 Cap 10uF 16v Y5V CP-11710 Cap 10uF Tant 16v CP-01580 Cap 1nF 5% 50V NPO CP-11668 Cap Net 1nF 50V NPO 5%...
  • Page 11 BARRETT 2061 OPERATING AND TECHNICAL MANUAL Parts Lists 2061P01-A3-Parts List Designator Description Part Number Res 33k 0.063W 5% RE-10318 Res 180R 5% 0.063W RE-10358 Res 39k 0.063W 5% RE-10322 Res 39k 0.063W 5% RE-10322 Res 39k 0.063W 5% RE-10322 Res 22k 0.063W 5% RE-10311 Res 22k 0.063W 5%...
  • Page 12 BARRETT 2061 OPERATING AND TECHNICAL MANUAL Parts Lists 2061P01-A3-Parts List Designator Description Part Number Res 68k 0.063W 5% RE-10330 Res 10R 5% 0.063W RE-10278 Res 82k 0.063W 5% RE-10344 Res 82k 0.063W 5% RE-10344 Res 330R 5% 1W 1218 RE-00238 Res 3k3 0.063W 5%...
  • Page 13 BARRETT 2061 OPERATING AND TECHNICAL MANUAL Barrett 2061 Phone Patch Schematics and PCB Overlays 10N/100V +13V8 EA2-12 330R/1W 10uH POT1 10N/100V 100K GYRATOR LINE AMPLIFIER POT2 671-8221 100K DI_0 MOV1 RINGDET SOUT0+ DI_1 RES2 DUCKING 180R DI_2 TONEGEN SOUT0- DI_3...
  • Page 14 BARRETT 2061 OPERATING AND TECHNICAL MANUAL Barrett 2061 Phone Patch Schematics and PCB Overlays Barrett 2061 Phone Patch PCB Overlay showing values Barrett 2061 Phone Patch PCB Overlay showing designators Drawing No: 2061P01-A3 Drawing No: 2061P01-A3...
  • Page 15 BARRETT 2061 OPERATING AND TECHNICAL MANUAL Barrett 2061 Phone Patch Schematics and PCB Overlays GREEN GREEN LED-CONNECT LED-OVERRIDE CONNECT SWITCH-SPST SPKR OVERRIDE SWITCH-SPST CON10 FID1 CON2 FIDICIAL MARK FID2 Barrett 2061 Phone Patch Front panel PCB showing designators CON2 FIDICIAL MARK...

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