UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post - Telequipment S51

ronbryan · 19th May 2017, 12:51 pm

V7 should be an ECC88, not an ECC83 according to the circuit diagram. Did you mis-type the valve number or is the incorrect one fitted?

Have you tried running the scope with V7 removed. Hopefully that will stop R70 burning up.

Ron

19th May 2017, 12:51 pm	#3
ronbryan Octode Join Date: Jan 2003 Location: Guildford, Surrey, UK. Posts: 1,960	Re: Telequipment S51 - No horizontal sweep V7 should be an ECC88, not an ECC83 according to the circuit diagram. Did you mis-type the valve number or is the incorrect one fitted? Have you tried running the scope with V7 removed. Hopefully that will stop R70 burning up. Ron