Thread Rating:
  • 1 Vote(s) - 3 Average
  • 1
  • 2
  • 3
  • 4
  • 5

Zenith 7s488 assistance request
#12

If you have voltage on the plate of 6K7 (RF) and the plate of 6K7 (IF) then something must be wired incorrectly.  Check both sides of the IF (#10) for voltage.  Then check at R23 and then the junction of R8 & R7.  If you have voltage at the resistors but none on either side of the IF (#10) then it isn't connected to where it should be. 

In-other-words, if you have voltage at point A and B but not C, then there must be a disconnect between point C and D.

   

John KK4ZLF
Lexington, KY
"illegitimis non carborundum"


Messages In This Thread
Zenith 7s488 assistance request - by Rob Quay - 07-24-2022, 08:14 PM
RE: Zenith 7s488 assistance request - by morzh - 07-25-2022, 07:40 PM
RE: Zenith 7s488 assistance request - by Rob Quay - 07-26-2022, 06:52 AM
RE: Zenith 7s488 assistance request - by Rob Quay - 07-26-2022, 01:36 PM
RE: Zenith 7s488 assistance request - by Rob Quay - 07-26-2022, 03:32 PM
RE: Zenith 7s488 assistance request - by MrFixr55 - 07-26-2022, 06:49 PM
RE: Zenith 7s488 assistance request - by Rob Quay - 07-26-2022, 07:47 PM
RE: Zenith 7s488 assistance request - by Rob Quay - 07-27-2022, 01:03 PM
RE: Zenith 7s488 assistance request - by morzh - 07-27-2022, 07:33 PM
RE: Zenith 7s488 assistance request - by Rob Quay - 07-27-2022, 10:46 PM
RE: Zenith 7s488 assistance request - by Eliot Ness - 07-28-2022, 12:09 PM
RE: Zenith 7s488 assistance request - by Rob Quay - 07-28-2022, 07:51 PM
RE: Zenith 7s488 assistance request - by MrFixr55 - 07-29-2022, 03:59 PM
RE: Zenith 7s488 assistance request - by Rob Quay - 07-31-2022, 07:42 AM
RE: Zenith 7s488 assistance request - by morzh - 07-31-2022, 10:08 AM
RE: Zenith 7s488 assistance request - by Rob Quay - 07-31-2022, 08:53 PM
RE: Zenith 7s488 assistance request - by Rob Quay - 08-03-2022, 08:27 AM
RE: Zenith 7s488 assistance request - by Rob Quay - 08-11-2022, 08:21 AM
RE: Zenith 7s488 assistance request - by MrFixr55 - 08-16-2022, 10:42 PM
RE: Zenith 7s488 assistance request - by Rob Quay - 08-17-2022, 08:33 AM
RE: Zenith 7s488 assistance request - by MrFixr55 - 08-17-2022, 08:14 PM
RE: Zenith 7s488 assistance request - by Rob Quay - 08-18-2022, 08:12 AM
RE: Zenith 7s488 assistance request - by Rob Quay - 08-20-2022, 09:10 AM
RE: Zenith 7s488 assistance request - by MrFixr55 - 08-21-2022, 09:04 AM
RE: Zenith 7s488 assistance request - by Rob Quay - 08-21-2022, 10:14 AM
RE: Zenith 7s488 assistance request - by MrFixr55 - 08-21-2022, 04:55 PM
RE: Zenith 7s488 assistance request - by Rob Quay - 08-21-2022, 08:29 PM



Users browsing this thread: 1 Guest(s)