1. The PHILCO Phorum
  2. Philco Radio Discussions
  3. Philco Electronic Restoration
Thread Rating:
  • 0 Vote(s) - 0 Average
  • 1
  • 2
  • 3
  • 4
  • 5

Linear Mode
signal generator
klondike98
Phorum Moderator
******
Posts: 5,091
Threads: 270
Joined: Nov 2012
City: Wilsonville State, Province, Country: OR
#4

01-07-2014, 11:23 AM
Yes, you need both the RF signal and need to be able to modulate it with an audio signal. The EICO has an internal modulation switch or you can do external mod as Herb has done but then you'll need a separate audio generator.
Cheers,
Bob
[Image: https://www.dropbox.com/s/5m63ib99yfx2eg....jpg?raw=1]
Bob's Restorations Web Page
Website Find
« Next Oldest | Next Newest »


Messages In This Thread
signal generator - by fields 100 - 01-07-2014, 10:52 AM
RE: signal generator - by klondike98 - 01-07-2014, 10:58 AM
RE: signal generator - by hsusmann - 01-07-2014, 11:09 AM
RE: signal generator - by klondike98 - 01-07-2014, 11:23 AM
RE: signal generator - by TA Forbes - 01-07-2014, 11:52 AM
RE: signal generator - by jontz - 01-07-2014, 04:47 PM
RE: signal generator - by morzh - 01-07-2014, 05:15 PM
RE: signal generator - by fields 100 - 01-07-2014, 06:01 PM
RE: signal generator - by morzh - 01-07-2014, 06:28 PM
RE: signal generator - by klondike98 - 01-07-2014, 07:57 PM
RE: signal generator - by fields 100 - 01-07-2014, 09:20 PM
RE: signal generator - by morzh - 01-07-2014, 09:47 PM
RE: signal generator - by jontz - 01-07-2014, 09:51 PM
RE: signal generator - by morzh - 01-07-2014, 10:27 PM
RE: signal generator - by fields 100 - 01-07-2014, 11:19 PM
RE: signal generator - by LASJayhawk - 01-07-2014, 11:21 PM
RE: signal generator - by morzh - 01-08-2014, 12:10 AM



Users browsing this thread: 3 Guest(s)
[-]
Recent Posts
Philco Model 80 Transformer resistance
Just forget this number, it is useless anyway. Simply proceed with your project.morzh — 10:08 PM
Philco Model 80 Transformer resistance
My $0.02 is that it is a misprint. I tried to look up the value for the similar 84 and 37-84, and ther is no resistance...MrFixr55 — 09:51 PM
Philco Model 80 Transformer resistance
Thanks for the quick reply! Hmm...well that's good, so what am I seeing that's 1042 ohms on the schematic for the pow...Mike L — 08:46 PM
Philco Model 80 Transformer resistance
The DC resistance of the primary is 8 to 9 Ohm.morzh — 07:54 PM
Philco Model 80 Transformer resistance
I have a feeling the primary winding on the power transformer is bad. My resistance reading on the primary side is 9 ohm...Mike L — 07:48 PM
Rusty Tuning Condenser
I would try Naval Jelly and use a soaked pipe cleaner to get it where it needs to go.RossH — 06:56 PM
38-10T chassis Restoration begins
Hello Dconant , they sold mica to use as a insulator between transistors and their heatsinks too. Rob I will remove th...radiorich — 02:52 PM
38-10T chassis Restoration begins
Thanks for the info guys. I always wondered why the use of mica. Now I know.dconant — 01:52 PM
38-10T chassis Restoration begins
Most common plastics have a dielectric constant in the 3-4 range whereas mica is around 6. This means that even if you w...Steve D — 01:46 PM
38-10T chassis Restoration begins
It is acceptable but not desirable. Plastic is not an approved cap dielectric, and even though a reasonably thick piece...morzh — 11:52 AM

[-]
Who's Online
There are currently no members online.

>
  1. The PHILCO Phorum
  2. Philco Radio Discussions
  3. Philco Electronic Restoration