Search found 5 matches

by angelfire
Mon Oct 10, 2016 9:16 pm
Forum: Artist Series
Topic: Blackstar Artist 30, warm up.
Replies: 2
Views: 17458

Re: Blackstar Artist 30, warm up.

Swopped out both pre-amp valves, problem gone. Amen!
by angelfire
Fri Oct 07, 2016 3:45 pm
Forum: Artist Series
Topic: Blackstar Artist 30, warm up.
Replies: 2
Views: 17458

Blackstar Artist 30, warm up.

I thought I had found the fix for this problem but, brand new amp takes over 5 minutes before output becomes available. When this happens, the amp functions perfectly, no noise , crackling , `pops` or smells. I have ordered replacement pre-amp and powertubes, but I`m flying blind. Any ideas out ther...
by angelfire
Mon Oct 03, 2016 11:06 pm
Forum: Artist Series
Topic: Biasing a Blackstar Artist 30 amp. (fixed-bias)
Replies: 4
Views: 10251

Re: Biasing a Blackstar Artist 30 amp. (fixed-bias)

Thankyou very much for your input & guidance. I`m new to blackstar amps & am very pleased with this Artist. Modulation works well through the loop & I am using an old orange lovepedal eternity in the front end for boost/gain as required. One small point, Blackstar might put in the user manual that t...
by angelfire
Sun Oct 02, 2016 3:43 pm
Forum: Artist Series
Topic: Biasing a Blackstar Artist 30 amp. (fixed-bias)
Replies: 4
Views: 10251

Re: Biasing a Blackstar Artist 30 amp. (fixed-bias)

You are absolutely correct with regard to two trimpots labelled bias and bal, on the circuit board, approx. in the middle of the board. They look like small cogs, with a screwdriver slot.They are a sort of cream colour. To bias this amp I understand dissipation is 30 watt, plate voltage is 490, sett...
by angelfire
Fri Sep 23, 2016 1:47 pm
Forum: Artist Series
Topic: Biasing a Blackstar Artist 30 amp. (fixed-bias)
Replies: 4
Views: 10251

Biasing a Blackstar Artist 30 amp. (fixed-bias)

Reference Artist 30, is there a trimpot for bias adjustment? If so, where is it located? Thanks for any help you can offer. Best wishes, Chris.