UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post - Armstrong 621 and 625 rebuild and transplant

vishalk · 11th Jul 2019, 5:19 pm

Any word on the resistor power rating? Also need a power rating for new trimmers on the amplifier board for the bias. Choosing Bourns trimmers which can be 1/5w to 0.5w, any ideas in replacement diodes for ITT44?

Thanks

11th Jul 2019, 5:19 pm	#14
vishalk Pentode Join Date: Aug 2017 Location: North London, UK. Posts: 114	Re: Armstrong 621 and 625 rebuild and transplant Any word on the resistor power rating? Also need a power rating for new trimmers on the amplifier board for the bias. Choosing Bourns trimmers which can be 1/5w to 0.5w, any ideas in replacement diodes for ITT44? Thanks Last edited by vishalk; 11th Jul 2019 at 5:25 pm.