What year was it made , i bought it from Halwani Audio in Jeddah in 1990 or 1991 i think ,
Used in a semi pro band from Saudi , Oman and now UAE ,
Channel 1 still going strong
channel 2 now caused output fuses 2 , to blow ( Dirty Channel)
Never been retubed , but now its time , never really played too much.
Regards , Kieran
Your 4102 was manufactured in 1991, regarding the problem you are having we would recommend that you have the power valves replaced and it re biased by a engineer. We normally recommend that valves are checked every 2-3 years and the pre amp valves every 4-5 years.
