Philco 570

Welcome Guest! Be sure you know and follow the Phorum Rules before posting. Thank you and Enjoy! (January 12) x

Thread Closed

Thread Rating:

0 Vote(s) - 0 Average
1
2
3
4
5

Linear Mode

Philco 570

Ron Ramirez
Silent Key

Posts: 13,776
Threads: 580
Joined: Sep 2005
City: Ferdinand State, Province, Country: Indiana

#79

05-15-2019, 10:41 AM

Seems I read somewhere once that modulation levels were lower back then. Certainly, back then you didn't have stations trying to peak all of their programming at 100%+ modulation as has been the practice for the last several years (last few decades?) in broadcasting.

--
Ron Ramirez
Ferdinand IN

Find

« Next Oldest | Next Newest »

Thread Closed

Messages In This Thread

Philco 570 - by rfeenstra - 04-19-2019, 09:47 PM

RE: Philco 570 - by Greggshere - 04-19-2019, 10:59 PM

RE: Philco 570 - by mikethedruid - 04-19-2019, 11:37 PM

RE: Philco 570 - by Jake Blake - 04-19-2019, 11:47 PM

RE: Philco 570 - by rfeenstra - 04-19-2019, 11:58 PM

RE: Philco 570 - by Nathan Slingerland - 04-20-2019, 12:44 AM

RE: Philco 570 - by rfeenstra - 04-20-2019, 09:32 AM

RE: Philco 570 - by rfeenstra - 04-20-2019, 10:09 AM

RE: Philco 570 - by rfeenstra - 04-20-2019, 11:40 PM

RE: Philco 570 - by KCMike - 04-21-2019, 07:21 AM

RE: Philco 570 - by rfeenstra - 04-21-2019, 09:39 PM

RE: Philco 570 - by rfeenstra - 04-22-2019, 12:26 PM

RE: Philco 570 - by Jake Blake - 04-22-2019, 01:36 PM

RE: Philco 570 - by rfeenstra - 04-22-2019, 05:22 PM

RE: Philco 570 - by Jake Blake - 04-22-2019, 11:03 PM

RE: Philco 570 - by rfeenstra - 04-27-2019, 04:51 PM

RE: Philco 570 - by rfeenstra - 04-27-2019, 05:02 PM

RE: Philco 570 - by Phlogiston - 04-27-2019, 05:59 PM

RE: Philco 570 - by rfeenstra - 04-28-2019, 12:12 AM

RE: Philco 570 - by Greggshere - 04-28-2019, 11:32 AM

RE: Philco 570 - by Jake Blake - 04-28-2019, 11:44 AM

RE: Philco 570 - by rfeenstra - 04-28-2019, 01:28 PM

RE: Philco 570 - by Steve Davis - 04-28-2019, 06:06 PM

RE: Philco 570 - by Jake Blake - 04-28-2019, 08:25 PM

RE: Philco 570 - by rfeenstra - 04-29-2019, 01:37 AM

RE: Philco 570 - by rfeenstra - 04-29-2019, 10:51 AM

RE: Philco 570 - by Radioroslyn - 04-29-2019, 11:00 AM

RE: Philco 570 - by Steve Davis - 04-29-2019, 01:22 PM

RE: Philco 570 - by Phlogiston - 04-29-2019, 01:56 PM

RE: Philco 570 - by Jake Blake - 04-29-2019, 03:11 PM

RE: Philco 570 - by rfeenstra - 04-30-2019, 03:34 PM

RE: Philco 570 - by Jake Blake - 04-30-2019, 03:41 PM

RE: Philco 570 - by morzh - 04-30-2019, 03:48 PM

RE: Philco 570 - by rfeenstra - 05-02-2019, 08:44 PM

RE: Philco 570 - by Greggshere - 05-05-2019, 01:01 AM

RE: Philco 570 - by rfeenstra - 05-05-2019, 11:05 PM

RE: Philco 570 - by Greggshere - 05-09-2019, 10:25 AM

RE: Philco 570 - by Ron Ramirez - 05-09-2019, 09:03 PM

RE: Philco 570 - by rfeenstra - 05-09-2019, 09:13 PM

RE: Philco 570 - by Ron Ramirez - 05-10-2019, 09:37 AM

RE: Philco 570 - by Ed Locker - 05-10-2019, 10:01 AM

RE: Philco 570 - by Ron Ramirez - 05-10-2019, 12:40 PM

RE: Philco 570 - by Ed Locker - 05-10-2019, 07:10 PM

RE: Philco 570 - by rfeenstra - 05-10-2019, 10:13 PM

RE: Philco 570 - by Ed Locker - 05-11-2019, 08:58 AM

RE: Philco 570 - by 462ron - 05-11-2019, 09:01 AM

RE: Philco 570 - by Ed Locker - 05-11-2019, 09:10 AM

RE: Philco 570 - by Ron Ramirez - 05-11-2019, 09:30 AM

RE: Philco 570 - by Ed Locker - 05-11-2019, 09:35 AM

RE: Philco 570 - by 462ron - 05-11-2019, 05:30 PM

RE: Philco 570 - by Phlogiston - 05-11-2019, 05:50 PM

RE: Philco 570 - by Jake Blake - 05-11-2019, 05:58 PM

RE: Philco 570 - by rfeenstra - 05-11-2019, 06:59 PM

RE: Philco 570 - by rfeenstra - 05-11-2019, 07:24 PM

RE: Philco 570 - by Ron Ramirez - 05-11-2019, 09:39 PM

RE: Philco 570 - by rfeenstra - 05-11-2019, 10:32 PM

RE: Philco 570 - by Ed Locker - 05-12-2019, 07:46 PM

RE: Philco 570 - by rfeenstra - 05-13-2019, 08:53 PM

RE: Philco 570 - by Ed Locker - 05-14-2019, 09:25 AM

RE: Philco 570 - by morzh - 05-14-2019, 09:27 AM

RE: Philco 570 - by Ed Locker - 05-14-2019, 09:37 AM

RE: Philco 570 - by Radioroslyn - 05-14-2019, 09:47 AM

RE: Philco 570 - by Ron Ramirez - 05-14-2019, 09:59 AM

RE: Philco 570 - by Ron Ramirez - 05-14-2019, 10:07 AM

RE: Philco 570 - by rfeenstra - 05-14-2019, 03:27 PM

RE: Philco 570 - by rfeenstra - 05-14-2019, 03:56 PM

RE: Philco 570 - by morzh - 05-14-2019, 04:12 PM

RE: Philco 570 - by rfeenstra - 05-14-2019, 08:49 PM

RE: Philco 570 - by morzh - 05-14-2019, 09:37 PM

RE: Philco 570 - by Jake Blake - 05-14-2019, 09:47 PM

RE: Philco 570 - by morzh - 05-15-2019, 08:05 AM

RE: Philco 570 - by Ron Ramirez - 05-15-2019, 08:09 AM

RE: Philco 570 - by rfeenstra - 05-15-2019, 08:22 AM

RE: Philco 570 - by morzh - 05-15-2019, 08:56 AM

RE: Philco 570 - by Ed Locker - 05-15-2019, 09:15 AM

RE: Philco 570 - by morzh - 05-15-2019, 09:52 AM

RE: Philco 570 - by Ed Locker - 05-15-2019, 10:11 AM

RE: Philco 570 - by Ron Ramirez - 05-15-2019, 10:41 AM

RE: Philco 570 - by morzh - 05-15-2019, 10:55 AM

RE: Philco 570 - by rfeenstra - 05-15-2019, 12:56 PM

RE: Philco 570 - by Jake Blake - 05-15-2019, 02:21 PM

RE: Philco 570 - by rfeenstra - 05-15-2019, 02:25 PM

RE: Philco 570 - by Jake Blake - 05-15-2019, 02:28 PM

RE: Philco 570 - by Jake Blake - 05-15-2019, 02:30 PM

RE: Philco 570 - by mikethedruid - 05-15-2019, 06:09 PM

RE: Philco 570 - by Jake Blake - 05-15-2019, 06:25 PM

RE: Philco 570 - by rfeenstra - 05-21-2019, 11:37 PM

RE: Philco 570 - by rfeenstra - 06-11-2019, 10:41 PM

RE: Philco 570 - by Ron Ramirez - 06-12-2019, 08:51 PM

RE: Philco 570 - by rfeenstra - 06-12-2019, 10:14 PM

RE: Rebuilding Sprague Electrolytics - HELP - by Ed Locker - 05-14-2019, 09:05 AM

RE: Ron. cancer post - by Jake Blake - 05-15-2019, 01:10 PM

RE: Ron. cancer post - by Ron Ramirez - 05-15-2019, 01:21 PM

RE: Ron. cancer post - by Jake Blake - 05-15-2019, 01:24 PM

RE: Ron. cancer post - by morzh - 05-15-2019, 01:29 PM

RE: Ron. cancer post - by Ed Locker - 05-15-2019, 02:13 PM

RE: Ron. cancer post - by Jake Blake - 05-15-2019, 02:17 PM

RE: Ron. cancer post - by morzh - 05-15-2019, 02:18 PM

RE: Ron. cancer post - by morzh - 05-15-2019, 02:19 PM

RE: Ron. cancer post - by Ron Ramirez - 05-15-2019, 02:24 PM

View a Printable Version

Users browsing this thread: 1 Guest(s)

Recent Posts
Philco Model 38-7: what caps & resistors do fail typically?
Yep the dim bulb test is OK but I'd definitely replace all those electrolytics before I did it. Since those #47 conden...klondike98 — 09:18 PM
Philco 42-345 Restoration/Repair
The resistor is a 2.2 Meg, it was the last one I hadn't replaced. The broadcast is coming in after replacing it.osanders0311 — 09:09 PM
Philco 42-345 Restoration/Repair
What does the resistor measure? I think it should be 3.3 Meg. If the oscillator coil has continuity and the resistanc...RodB — 09:03 PM
Philco Model 38-7: what caps & resistors do fail typically?
Good idea to check the coils... then I'll get hold of an incadescent light bulb and see what happens when the unit is sw...Musaeum — 08:49 PM
Philco 42-345 Restoration/Repair
I have that same set, ain't too much shortwave I like anyway.....it is a good AM DX set. PaulPaul Philco322 — 08:32 PM
Philco Model 38-7: what caps & resistors do fail typically?
Welcome to the Phorum, Martin! Open a new thread in Philco Electronic Restoration when you begin working on your 38-7. ...GarySP — 08:28 PM
Philco Model 38-7: what caps & resistors do fail typically?
Welcome to the Phorum! :wave: Here's the schematic for that radio from our digital library: Something to do bef...klondike98 — 08:05 PM
Philco Model 38-7: what caps & resistors do fail typically?
Hi all, on vacation in Montreal, a friend of mine showed me a Philco Model 38-7 console radio from the 30ies. Mechan...Musaeum — 07:21 PM
Part numbers to model cross
I looked thru the documents and did not see one. Might have missed it though.Jim Dutridge — 07:16 PM
Philco 42-345 Restoration/Repair
Please tell me this was it, I replaced resistor 27 and it's playing on the broadcast band. I am afraid to change the ban...osanders0311 — 06:12 PM

Who's Online

There are currently 1018 online users. [Complete List]
» 3 Member(s) | 1015 Guest(s)

Login
Username:
Password:	Lost Password?
	Remember me