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Yaesu NEDSP1061 Fitting Instructions Manual

Noise reduction module

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All manuals and user guides at all-guides.com
bhi
NEDSP1061 Noise Reduction Module
Yaesu FT-817 Version
Fitting
I
nstructions
bhi
1061-104D
Issue B
Page 1

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Summary of Contents for Yaesu NEDSP1061

  • Page 1 All manuals and user guides at all-guides.com NEDSP1061 Noise Reduction Module Yaesu FT-817 Version Fitting nstructions 1061-104D Issue B Page 1...
  • Page 2 NEDSP1061 module and are not liable for any damage to equipment caused by its fitment. All attempts have been made to ensure that this information is up to date. It is possible that these instructions contain errors, or the equipment is slightly different to the one used to compile this information.
  • Page 3 This document should be read in conjunction with the relevant Yaesu FT-817 technical supplement. The bhi NEDSP1061 module is inserted into the audio path of the transceiver, at a point before the volume control. To access this point it is necessary to remove the main unit.
  • Page 4 All manuals and user guides at all-guides.com Location of C1338 on lower side of main unit Location of Q1082 (TP1084) on upper side of main unit Q1057 Lower side of main unit Screen Blue wire Red wire R1482 Q1084 NEDSP1061 screened lead connection detail Page 4...
  • Page 5 All manuals and user guides at all-guides.com Replace the main unit PCB. The NEDSP1061 screened lead fits in the cut out provided for the front antenna connector. Replace the main unit, connections, and all screws except the front right hand screw.
  • Page 6 P1 - Output level P3 - Beep volume NEDSP1061 controls The input and output levels do not normally need to be adjusted (see troubleshooting section). Rotating anticlockwise will increase the level. The beep volume can be adjusted to suit the user. Rotating P3 anti clockwise will increase the beep volume.
  • Page 7 The volume of the FT-817 can be increased up to a point - where it then starts to fall. Cause: Input level to the NEDSP1061 is too high and causing the DSP input circuit to clamp. Reduce the signal input level using P2.
  • Page 8 Fully integral installation Stores the last used filter level. Automatic tone reduction (upto 65dB) Introduction. The NEDSP1061 module features is a fully integral solution for noise reduction for the FT-817. Operation. All functions of the NEDSP1061 are controlled by a single button.
  • Page 9 All manuals and user guides at all-guides.com Demonstration mode. The NEDSP1061 module features 2 preset demonstration modes. These demonstrate the noise cancellation abilities of the NEDSP1061 module. Demonstration 1: Hold down the button and switch on the FT-817. After a short time the unit will emit a 2 tone beep.
  • Page 10 All manuals and user guides at all-guides.com bhi Ltd P.O.Box 136 Bexhill on Sea Tel: 0870 240 7258 East Sussex TN39 3WD Fax: 0870 2407259 email:sales@bhi-ltd.co.uk www.bhi-ltd.co.uk Page 10...

This manual is also suitable for:

Ft-817