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

Atwater Kent 328 Early
#23

Mondial,
The radio is playing great had it on for about 3 hours off and on while I made more checks. some of the readings seemed high to me but the may be all right take a look.

120v .68a
5z4
p1 366v
p2 360v
f1 412v
f2 412

6f6
plate (255) 315v
screen (255) 306
grid (4) .02 ?

6f5
plate (150) 112
grid cap (1) .01

6k7 RF
plate (255) 322
screen (80) 104
grid cap (2) 5 to -1. goes minus on station and pos off

6K7 1st IF
plate (240) 294
screen (80) 104
Grid cap (1) -1.5 goes minus on station and pos off

6k7 2nd IF
plate (250) 318
Screen (70) 96
Grid cap (5) 0 you can hear it load up when the meter lead is attached

6A8
plate (240) 295
screen (80) 104
grid cap (5) 6 to -1.9 goes minus on station and pos off
op (185) 330 (seems high?)

Have a 90v drop across the field 333v to G on the op xformer side 417 on the other

Resistors voltage drop a couple seem high (resistors check out for value)
R1 (2) 4.5
R3 (5) 7
R6 (3) 7.6
R7 (7) 7.7
R10 (5) 4.7
R11 (5) 12
R12 (5) 13
R15 (20) 69**
R16 (35) 140**
R18 (12) 20
R19 (15) 17
R21 (125) 87
R22 ( 85) 103
R23 (165) 217**


Messages In This Thread
Atwater Kent 328 Early - by Eric - 09-24-2013, 08:09 PM
RE: Atwater Kent 328 Early - by Radioroslyn - 09-24-2013, 09:22 PM
RE: Atwater Kent 328 Early - by Eric - 09-25-2013, 11:32 AM
RE: Atwater Kent 328 Early - by Mondial - 09-25-2013, 02:51 PM
RE: Atwater Kent 328 Early - by Eric - 09-25-2013, 06:14 PM
RE: Atwater Kent 328 Early - by marty - 09-25-2013, 06:33 PM
RE: Atwater Kent 328 Early - by Eric - 09-25-2013, 07:31 PM
RE: Atwater Kent 328 Early - by Arran - 09-25-2013, 10:35 PM
RE: Atwater Kent 328 Early - by Eric - 09-25-2013, 11:08 PM
RE: Atwater Kent 328 Early - by Mondial - 09-26-2013, 12:05 AM
RE: Atwater Kent 328 Early - by Arran - 09-26-2013, 12:08 AM
RE: Atwater Kent 328 Early - by Eric - 09-26-2013, 03:18 PM
RE: Atwater Kent 328 Early - by Eric - 10-06-2013, 11:29 AM
RE: Atwater Kent 328 Early - by Mondial - 10-06-2013, 11:51 AM
RE: Atwater Kent 328 Early - by Eric - 10-07-2013, 08:54 PM
RE: Atwater Kent 328 Early - by Eric - 10-08-2013, 06:56 PM
RE: Atwater Kent 328 Early - by Mondial - 10-08-2013, 08:28 PM
RE: Atwater Kent 328 Early - by Eric - 10-09-2013, 11:10 AM
RE: Atwater Kent 328 Early - by Eric - 10-09-2013, 05:15 PM
RE: Atwater Kent 328 Early - by Mondial - 10-09-2013, 06:39 PM
RE: Atwater Kent 328 Early - by Eric - 10-10-2013, 03:28 PM
RE: Atwater Kent 328 Early - by Mondial - 10-11-2013, 08:31 AM
RE: Atwater Kent 328 Early - by Eric - 10-11-2013, 08:15 PM
RE: Atwater Kent 328 Early - by Mondial - 10-11-2013, 11:16 PM
RE: Atwater Kent 328 Early - by Eric - 10-12-2013, 11:38 AM
RE: Atwater Kent 328 Early - by Mondial - 10-13-2013, 10:31 AM
RE: Atwater Kent 328 Early - by Eric - 10-13-2013, 12:18 PM



Users browsing this thread: 1 Guest(s)
[-]
Recent Posts
1949 Motorola 5A9M
Nice job on the battery, Bob. Can the box be opened to replace the 9 volters?RodB — 11:32 AM
Philco 46-1209 strange behavior
Thank you for the detailed response MrFixr. To clarify, the hum starts when the tubes are fully warmed up, and goes a...sq65 — 09:15 AM
Philco 46-1209 strange behavior
MrFixr The chassis, if there is no ground pin in the AC plug, due to the Y-caps from L/N to the chassis, is at 60VAC re...morzh — 08:47 AM
schematics
thanks I'll try the polar caps seperatelymseno — 07:38 AM
Philco 46-1209 strange behavior
Hi SQ55, A strange issue indeed!  Just so I have you straight, on a dim bulb you get normal operation after the set warm...MrFixr55 — 12:44 AM
schematics
I think mseno is talking about cap# 27 which is a multisection but in a paper tube. In cases like that I've usually be ...klondike98 — 11:25 PM
schematics
Ohrenet  :roll: For their price I would chase a fly in a field.  :twisted:Vlad95 — 11:21 PM
1949 Motorola 5A9M
A bit more work on the Motorola. I got the repro battery together right up until I realized the snap clips on the top o...klondike98 — 10:45 PM
schematics
Often restuffed. If a twistlock, Hayseed Hamfest makes modern replacements. morzh — 09:18 PM
schematics
Looking for a multi-sectional 8+16 mfd cap. Can't find any suppliers that carry it.mseno — 08:45 PM

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

>