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D&R Memo Airmate-Telco Manual

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R e s e a r c h & D e v e l o p m e n t
Production: Airmate-Telco

Modification to correct for varying coil voltage to relay RL2.

1. Replace the following components during assembly of the PCB.
Part
Old Part
R6
1K8
Z6
8V2 Zener
The components are marked with a red cirkel
Airmate-Telco Relay Voltage.Docx
Old Part Number
New Part
10350732
1K5
10250352
9V1 Zener
7-3-2013 Jaac van der
Lindenj.vanderlinden@d-r.nl
D&R Electronica Weesp B.V.
Rijnkade 15B
1382GS Weesp, The
Netherlands
Phone: +31 (0)294 418 014
Fax: +31 (0)294 416 987
Website: http://www.d-r.nl
New Part number
10350731
10250373
Pagina 1 van 1

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  • Page 1 D&R Electronica Weesp B.V. Rijnkade 15B 1382GS Weesp, The Netherlands Phone: +31 (0)294 418 014 Fax: +31 (0)294 416 987 R e s e a r c h & D e v e l o p m e n t Website: http://www.d-r.nl Production: Airmate-Telco Modification to correct for varying coil voltage to relay RL2.
  • Page 2 D&R Electronica Weesp B.V. Rijnkade 15B 1382GS Weesp, The Netherlands Phone: +31 (0)294 418 014 Fax: +31 (0)294 416 987 R e s e a r c h & D e v e l o p m e n t Website: http://www.d-r.nl Production: Airmate-USB TELCO MODULE Adjustment of Mix-Minus trimmers by end user/engineer in Airmate-USB Telco channel...
  • Page 3 D&R Electronica Weesp B.V. Rijnkade 15B 1382GS Weesp, The Netherlands Phone: +31 (0)294 418 014 Fax: +31 (0)294 416 987 R e s e a r c h & D e v e l o p m e n t Website: http://www.d-r.nl Production: Airmate-USB TELCO MODULE Improvement of gain range for incoming Phone calls in Airmate-USB Telco channel...
  • Page 4 D&R Electronica Weesp B.V. Rijnkade 15B 1382GS Weesp, The Netherlands Phone: +31 (0)294 418 014 Fax: +31 (0)294 416 987 R e s e a r c h & D e v e l o p m e n t Website: http://www.d-r.nl Production: Airmate-USB/Triple input module/Telco module Mixer:...
  • Page 5 D&R Electronica Weesp B.V. Rijnkade 15B 1382GS Weesp, The Netherlands Phone: +31 (0)294 418 014 Fax: +31 (0)294 416 987 R e s e a r c h & D e v e l o p m e n t Website: http://www.d-r.nl Production: Airmate-USB/Triple input module/Telco module Airmate1usb_c:...

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