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Electro-Harmonix Valves

Posted:
03 Jan 2012, 22:37
by jimuc
I am thinking of replacing the valves in my AC15Heritage with Electro-Harmonix.
Will the amp Bias have to be adjusted if I change them
Any help will be appreciated
Many Thanks
Jim
Re: Electro-Harmonix Valves

Posted:
04 Jan 2012, 09:54
by rogera
Jim like most if not all Vox amps there is no adjustment necessary for valve bias.
The AC15 Hereitage uses fixed cathode bias for the output valves.
Re: Electro-Harmonix Valves

Posted:
04 Jan 2012, 10:40
by keithmantle
Hi Jim, I replaced them in my AC15 Heritage with(El Harm) no problem, I bought them from Voc-rock guitars who were cheaper than Watford
Re: Electro-Harmonix Valves

Posted:
04 Jan 2012, 14:56
by jimuc
Hi Roger and Keith
Thanks both for your prompt replies.
It's good to know that no adjustment is required.
Yes Keith I was on the Voc-roc website last night and their prices seemed very reasonable.
Once again thank you both
JIM