ENGL E670 EL34 Special Edition Head Valve Kit
Fitted with Electro Harmonix EL34 Platinum Matched Quartetoutput valves and Electro Harmonix pre-amp valves.
4 x lectro Harmonix EL34 Single
5 x Electro Harmonix 12AX7
We recommend this set of valves that we regard them as a great upgrade to the stock valves fitted In the ENGL E670 EL34 Special Edition Head. You will experience Excellent tonal balance, harmonic content, low noise floor, and low microphonics ,with Nice, warm tone.
We recommend that you check your BIAS setting when fitting the output.