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Ron's RCA T7-5 Electronic Rescue
#2

Preliminary

To remove the chassis from the cabinet, one must remove the knobs.

They simply pull off, right?

Well...they should.

I had to resort to the old string trick to get the three lower knobs off. For the double tuning knob, a combination of string and brute force finally broke them free.

All of the knobs were pretty well rusted onto their respective control shafts.

Having finally removed those stubborn knobs, I unplugged the speaker cable and pulled the chassis.

[Image: http://www.philcoradio.com/images/phorum...-5_005.jpg]

As you can see, the dial scale has faded to oblivion. Fortunately, Radio Daze sells replacements. I will not invest in one until I know the radio is going to work, however.

Top view of chassis:

[Image: http://www.philcoradio.com/images/phorum...-5_006.jpg]

and bottom view:

[Image: http://www.philcoradio.com/images/phorum...-5_007.jpg]

Finally, for those of you who wish to follow the bouncing capacitor symbol, here is the complete service manual (warning - large file - 22.2 MB).

I thought I would have to invest in some .047 uF capacitors before I began, but this radio does not use any! It uses .005, .017 (!), .01, 0.1, 0.25, a couple 10 uF electrolytics and one 18 uF electrolytic. Easy. Icon_thumbup

On the other hand...did you take a good look under the chassis? Rubber-covered wiring! Icon_mad Icon_evil Icon_thumbdown Icon_wtf Icon_crazy

--
Ron Ramirez
Ferdinand IN


Messages In This Thread
Ron's RCA T7-5 Electronic Rescue - by Ron Ramirez - 06-03-2018, 01:38 PM
RE: Ron's RCA T7-5 Electronic Rescue - by Ron Ramirez - 06-03-2018, 01:47 PM
RE: Ron's RCA T7-5 Electronic Rescue - by Arran - 06-05-2018, 04:20 AM
RE: Ron's RCA T7-5 Electronic Rescue - by Arran - 06-09-2018, 11:06 PM
RE: Ron's RCA T7-5 Electronic Rescue - by Arran - 06-14-2018, 02:23 AM
RE: Ron's RCA T7-5 Electronic Rescue - by Arran - 06-15-2018, 01:14 AM
RE: Ron's RCA T7-5 Electronic Rescue - by Arran - 06-17-2018, 01:50 AM
RE: Ron's RCA T7-5 Electronic Rescue - by KCMike - 06-17-2018, 06:09 PM
RE: Ron's RCA T7-5 Electronic Rescue - by Arran - 06-18-2018, 02:41 AM
RE: Ron's RCA T7-5 Electronic Rescue - by Arran - 06-21-2018, 04:08 AM
RE: Ron's RCA T7-5 Electronic Rescue - by Arran - 06-22-2018, 03:27 AM
RE: Ron's RCA T7-5 Electronic Rescue - by Arran - 06-24-2018, 02:42 AM
RE: Ron's RCA T7-5 Electronic Rescue - by Arran - 07-04-2018, 03:17 AM
RE: Ron's RCA T7-5 Electronic Rescue - by Arran - 07-05-2018, 11:21 PM
RE: Ron's RCA T7-5 Electronic Rescue - by Arran - 07-11-2018, 05:16 PM
RE: Ron's RCA T7-5 Electronic Rescue - by Arran - 07-13-2018, 09:57 PM



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