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Gallery N6TR's photos TS850 RX antenna and sidetone modifications.

N6TR's photos

1. Boring WRTC... ... 4. Various... 5. Deep Creek ... 6. Some XMAS... 7. 1996 SS CW ... 8. Boring... 9. Bird pictures 10. TS850 RX...

TS850 RX antenna and sidetone modifications.

Date: 09/04/2003
Owner: Gallery Administrator
Size: 20 items
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The phono jacks I used.  You typically need to trim the center pin so that it doesn't short to the antenna tuner when you reinst

The phono jacks I used. You typically need to trim the center pin so that it doesn't short to the antenna tuner when you reinst

Date: 01/04/2000
Views: 2004
The two coaxs soldered to the phono jacks.  I probably would have been smarter to face the ground lugs on the other side of the

The two coaxs soldered to the phono jacks. I probably would have been smarter to face the ground lugs on the other side of the

Date: 01/04/2000
Views: 1973
Looking at the screw hole.  This is enough clearance for the screwdrive to work.

Looking at the screw hole. This is enough clearance for the screwdrive to work.

Date: 01/04/2000
Views: 1961
The antenna tuner reinsalled and cables hooked up.

The antenna tuner reinsalled and cables hooked up.

Date: 01/04/2000
Views: 2257
The front of the antenna tuner hooked up.

The front of the antenna tuner hooked up.

Date: 01/04/2000
Views: 2046
The top cover over the filter board.  It is easy to think this should be installed upside down.

The top cover over the filter board. It is easy to think this should be installed upside down.

Date: 01/04/2000
Views: 1933
The second modification makes the CW sidetone level get adjusted with the monitor level control on the front panel.  The yellow

The second modification makes the CW sidetone level get adjusted with the monitor level control on the front panel. The yellow

Date: 01/04/2000
Views: 2014
Note that the small resistor is now gone.  Be careful when getting the soldering iron down there, there are lots of cables aroun

Note that the small resistor is now gone. Be careful when getting the soldering iron down there, there are lots of cables aroun

Date: 01/04/2000
Views: 1776
Just to the left of the sidetone monitor control, you will find IC7.  You will need to make a connection to pin 2 of the IC.  I

Just to the left of the sidetone monitor control, you will find IC7. You will need to make a connection to pin 2 of the IC. I

Date: 01/04/2000
Views: 1939
You will need to create a series combination of a resistor (about 100K Ohms) and a capacitor (about .001 uf).  Values are not cr

You will need to create a series combination of a resistor (about 100K Ohms) and a capacitor (about .001 uf). Values are not cr

Date: 01/04/2000
Views: 2473
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