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42-761EZ Chassis Restoration
#43

And, I also installed two chassis mount power resistors (see the left side of the picture below):

[Image: http://www.philcoradio.com/images/phorum...9216e7.jpg]

These replace the original Candohm, one section of which was open.

One is 68 ohms, and the other is 1000 ohms. The 68 ohm resistor replaces the original 20 ohm section which served as a dropping resistor for the filament string. As you may recall, I increased the value of this one to 68 ohms to compensate for today's higher line voltage.

The 1000 ohm resistor has an additional 100 ohm, 5 watt resistor in series with it. You can see it in the lower left corner of the photo above.

I also installed a 14 volt type 1813 lamp in place of the 120 volt LED I had tried previously. Here's the results:

[Image: http://www.philcoradio.com/images/phorum...1ee72f.jpg]

As before, my camera compensated for the low light conditions, so this bulb looks dimmer than the LED in this photo. But the next three show that the incandescent 1813 is clearly superior:

[Image: http://www.philcoradio.com/images/phorum...48b3b4.jpg]
AM (Broadcast) band

[Image: http://www.philcoradio.com/images/phorum...cdc99d.jpg]
Band 2 (lower SW)

[Image: http://www.philcoradio.com/images/phorum...29439a.jpg]
Band 5 (25 meters)

We're in the home stretch. I need to install the 1st IF transformer, install a new wiring harness for the speaker, find a 25L6GT tube, and then this thing should be ready for its first test.

--
Ron Ramirez
Ferdinand IN


Messages In This Thread
42-761EZ Chassis Restoration - by Ron Ramirez - 01-22-2013, 05:52 PM
RE: 42-761EZ Chassis Restoration - by Steve Davis - 01-22-2013, 07:00 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 01-23-2013, 09:03 PM
RE: 42-761EZ Chassis Restoration - by Arran - 01-24-2013, 12:13 AM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 01-24-2013, 09:07 PM
RE: 42-761EZ Chassis Restoration - by brownie45 - 01-26-2013, 06:25 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 01-26-2013, 07:16 PM
RE: 42-761EZ Chassis Restoration - by brownie45 - 01-26-2013, 09:10 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 01-26-2013, 09:15 PM
RE: 42-761EZ Chassis Restoration - by Eliot Ness - 01-27-2013, 02:01 PM
RE: 42-761EZ Chassis Restoration - by morzh - 01-27-2013, 02:14 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 01-27-2013, 02:37 PM
RE: 42-761EZ Chassis Restoration - by Eliot Ness - 01-27-2013, 03:42 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 01-27-2013, 08:29 PM
RE: 42-761EZ Chassis Restoration - by 7estatdef - 01-27-2013, 09:44 PM
RE: 42-761EZ Chassis Restoration - by Arran - 01-28-2013, 01:36 AM
RE: 42-761EZ Chassis Restoration - by Eliot Ness - 01-30-2013, 12:36 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 01-30-2013, 05:17 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 01-30-2013, 08:45 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 01-31-2013, 09:14 PM
RE: 42-761EZ Chassis Restoration - by Eliot Ness - 02-01-2013, 01:04 PM
RE: 42-761EZ Chassis Restoration - by codefox1 - 02-01-2013, 01:50 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-01-2013, 05:37 PM
RE: 42-761EZ Chassis Restoration - by codefox1 - 02-01-2013, 05:54 PM
RE: 42-761EZ Chassis Restoration - by brownie45 - 02-01-2013, 06:17 PM
RE: 42-761EZ Chassis Restoration - by Arran - 02-01-2013, 10:38 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-02-2013, 05:20 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-02-2013, 10:14 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-05-2013, 07:54 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-05-2013, 08:07 PM
RE: 42-761EZ Chassis Restoration - by Eliot Ness - 02-05-2013, 08:48 PM
RE: 42-761EZ Chassis Restoration - by w4rtc - 02-05-2013, 09:46 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-06-2013, 10:58 AM
RE: 42-761EZ Chassis Restoration - by PhilcoMike - 02-06-2013, 11:49 AM
RE: 42-761EZ Chassis Restoration - by klondike98 - 02-06-2013, 02:01 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-10-2013, 08:08 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-10-2013, 08:13 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-10-2013, 08:23 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-17-2013, 09:19 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-18-2013, 05:01 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-18-2013, 08:17 PM
RE: 42-761EZ Chassis Restoration - by Arran - 02-18-2013, 08:28 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-19-2013, 09:36 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-20-2013, 06:29 AM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-20-2013, 11:19 AM
RE: 42-761EZ Chassis Restoration - by codefox1 - 02-20-2013, 02:38 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-20-2013, 06:00 PM
RE: 42-761EZ Chassis Restoration - by codefox1 - 02-20-2013, 06:50 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-20-2013, 07:33 PM
RE: 42-761EZ Chassis Restoration - by GarySP - 02-20-2013, 10:28 PM
RE: 42-761EZ Chassis Restoration - by Arran - 02-20-2013, 10:48 PM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-21-2013, 08:54 AM
RE: 42-761EZ Chassis Restoration - by 7estatdef - 02-21-2013, 10:04 AM
RE: 42-761EZ Chassis Restoration - by Ron Ramirez - 02-21-2013, 05:10 PM



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