Welcome Guest! Be sure you know and follow the Phorum Rules before posting. Thank you and Enjoy! (January 12, 2025) x

Thread Closed

Philco 39-25 -- No reception
#5

6A8-
PIN 1 = NO CONNECTION
H = 6.67
P = 114
G3/G5 = 12
G1 =12
G2 = 12
H = 0
K = 0

78-
H = 6.6
P = 189
G2 = 4.5
G3 = NEG 3
K = 0
H = 0


75

H = 0
PT =211
PD2 = NEG 2.47
PD1 = 0
K = 0
H = 6.5


41

H = 6.5
P = 202
G2 = 208
G1 = NEG 13
K = 0
H = 0

84

H = 6.5
PD2 = 292
PD1 = 292
K = 300
H = 0


Only sound I am hearing is a very faint hum just enough to know that it is on. I can get a scratching sound when I touch G1 with the probe of my multimeter. Field coil is reading 2000 ohms. Output xfmr is a new Hammond 125ASE.


Messages In This Thread
Philco 39-25 -- No reception - by KRMiskimon - 03-02-2016, 08:27 PM
RE: Philco 39-25 -- No reception - by Warren - 03-02-2016, 11:31 PM
RE: Philco 39-25 -- No reception - by KRMiskimon - 03-02-2016, 11:35 PM
RE: Philco 39-25 -- No reception - by morzh - 03-02-2016, 11:56 PM
RE: Philco 39-25 -- No reception - by KRMiskimon - 03-03-2016, 12:43 AM
RE: Philco 39-25 -- No reception - by KRMiskimon - 03-03-2016, 12:47 AM
RE: Philco 39-25 -- No reception - by Radioroslyn - 03-03-2016, 01:35 AM
RE: Philco 39-25 -- No reception - by TV MAN - 03-03-2016, 10:57 AM
RE: Philco 39-25 -- No reception - by Steve Davis - 03-03-2016, 11:40 AM
RE: Philco 39-25 -- No reception - by klondike98 - 03-03-2016, 12:43 PM
RE: Philco 39-25 -- No reception - by KRMiskimon - 03-03-2016, 09:40 PM
RE: Philco 39-25 -- No reception - by Radioroslyn - 03-03-2016, 11:42 PM
RE: Philco 39-25 -- No reception - by KRMiskimon - 03-05-2016, 06:55 PM
RE: Philco 39-25 -- No reception - by Radioroslyn - 03-05-2016, 07:50 PM



Users browsing this thread: 1 Guest(s)
[-]
Recent Posts
HiFi (Chifi) tube amp build - but my own design.
It's the other forum. I'm also in DIY, but mostly read there. Honestly, I kinda jumped into this without much thought to...TV MAN — 10:43 AM
Philco 71 Code 125
Hello,  I am in need of a schematic for this radio. Mine has the three separate circular tube shields and a shadow me...dconant — 08:06 AM
Stromberg Carlson 1500 Squeal
And life just keeps getting more complicated.dconant — 07:57 AM
54C Complete Teardown/Rebuild
Hello Roy, here is this one sincerely Richardradiorich — 12:45 AM
54C Complete Teardown/Rebuild
Richard, Had grabbed it already but thank you just the same.  I find myself wanting to find some way to block out the...glyphmon — 12:03 AM
54C Complete Teardown/Rebuild
Hello roy, here is a link to the schematic . Sincerely Richardradiorich — 11:54 PM
54C Complete Teardown/Rebuild
Richard, The Silvertone 2014 also is a transformerless set, so I am incorporating a 1:1 600 ohm audio isolation transfo...glyphmon — 11:37 PM
Preliminary work on wife's Silvertone 2014
Did an alignment today which was interesting.  IF alignment went great, almost all was already spot-on.  Adjusting on th...glyphmon — 11:35 PM
54C Complete Teardown/Rebuild
The main problem with adding a Bluetooth input is that this set lacks a traditional power transformer to isolate it from...radiorich — 11:19 PM
54C Cabinet Refinish
I started stripping this cabinet before it got super chilly out because I knew I wasn't going to be able to work on ...glyphmon — 11:18 PM

[-]
Who's Online
There are currently 2035 online users. [Complete List]
» 4 Member(s) | 2031 Guest(s)
AvatarAvatarAvatarAvatar

>