20th Shiva

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steve_k

steve_k

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the 20th Shiva with 88's kicks ass and takes names. what a cool amp. you can really crank the master up on this thing and make it sing. very "Cantrell-ish" too.

bogner has definitely taken over the man cave.


steve
 

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The 20th Shiva is a great amp, any way you slice it - KT88s or EL34s.

Both tube's have their merits, and will add different flavor to the amp. Both sound GREAT in their own way.
 
Tell you what guys, this 20th Shiva is the SHIZ - and here's how to make it breathe fire.....

Took the chassis out and yanked out the reverb pan from the shell and unhooked from the chassis as well as V11, the reverb tube. Stuck a balanced Sovtek LPS in V1 and a Ruby HG+ in V2 and a Ruby HG in V3. Everything else stock China B's. Got out the new Compu-Bias to check the bias on the stock Sovtek 88's and they were about 18 each (WTF Jorg?). I was checking my 88 stock and all I had were JJ's then I saw I had a brand new matched quad of SED Winged C 6550's. Thought I would give them a shot. It doesn't take much to outdo Sovtek 88's. Slapped two of them in and biased them up to about 40 each. PV was about 470 which is kicking for this little amp. The amp only has a 22K bias resistor and a hell of a lot of range on the adjustment.

Removed all the crap and plugged into the chassis to give it a whirl and a Bogner 412 with V30's. Holy shit!!!! I almost shot a wad down both legs. These 6550's make the little Shiva get up and moon walk across the cab. This bad boy is quickly gaining favored amp status around my cave. The 6550 give it the 34 growl you expect, but a bottom end to beat all hell.

My clock settings on Channel 2 are something like this:

Pres - 2:00
Master - 12:00
Channel Master 12:00
Treb 2:00
Mid 10:00
Bass 5:00
Gain 11:00

Bright button - out
Mode button - in
Excursion 3:00

Through a Les Paul with a stock 57 neck and a MCP Afwayu in the bridge, this really brings a smile on your face, and wet pants!

Steve
 
I had a regular Shiva at my house for a short time and I loved the cleans but the overdrive was so so. The clips on the 20th on the other hand just blew me away. I'd love to hear it in person!!
 
gbsmusic":fxz65v9j said:
I had a regular Shiva at my house for a short time and I loved the cleans but the overdrive was so so. The clips on the 20th on the other hand just blew me away. I'd love to hear it in person!!

Come on over :thumbsup:

I don't even know how the clean channel sounds :confused: :D

Getting the China B's out of V2/V3 thickened it up a little and I love Sovtek LPS's in V1 of all my amps. Removing the reverb totally from the equation maybe contributed. These 6550's are the biggest factor though. It took the amp from bad boy to bad ass.... :thumbsup:

Steve
 
steve_k":36hyg69n said:
Tell you what guys, this 20th Shiva is the SHIZ - and here's how to make it breathe fire.....

Took the chassis out and yanked out the reverb pan from the shell and unhooked from the chassis as well as V11, the reverb tube. Stuck a balanced Sovtek LPS in V1 and a Ruby HG+ in V2 and a Ruby HG in V3. Everything else stock China B's. Got out the new Compu-Bias to check the bias on the stock Sovtek 88's and they were about 18 each (WTF Jorg?). I was checking my 88 stock and all I had were JJ's then I saw I had a brand new matched quad of SED Winged C 6550's. Thought I would give them a shot. It doesn't take much to outdo Sovtek 88's. Slapped two of them in and biased them up to about 40 each. PV was about 470 which is kicking for this little amp. The amp only has a 22K bias resistor and a hell of a lot of range on the adjustment.

Removed all the crap and plugged into the chassis to give it a whirl and a Bogner 412 with V30's. Holy shit!!!! I almost shot a wad down both legs. These 6550's make the little Shiva get up and moon walk across the cab. This bad boy is quickly gaining favored amp status around my cave. The 6550 give it the 34 growl you expect, but a bottom end to beat all hell.

My clock settings on Channel 2 are something like this:

Pres - 2:00
Master - 12:00
Channel Master 12:00
Treb 2:00
Mid 10:00
Bass 5:00
Gain 11:00

Bright button - out
Mode button - in
Excursion 3:00

Through a Les Paul with a stock 57 neck and a MCP Afwayu in the bridge, this really brings a smile on your face, and wet pants!

Steve
You bastard!! :doh: What about putting 6550's in the Twin Jet? Don't you have to be carefull with higher PV's. 6550's are only rated to 450 PV. KT88's to 800.
 
glip22":18pdr7eg said:
steve_k":18pdr7eg said:
Tell you what guys, this 20th Shiva is the SHIZ - and here's how to make it breathe fire.....

Took the chassis out and yanked out the reverb pan from the shell and unhooked from the chassis as well as V11, the reverb tube. Stuck a balanced Sovtek LPS in V1 and a Ruby HG+ in V2 and a Ruby HG in V3. Everything else stock China B's. Got out the new Compu-Bias to check the bias on the stock Sovtek 88's and they were about 18 each (WTF Jorg?). I was checking my 88 stock and all I had were JJ's then I saw I had a brand new matched quad of SED Winged C 6550's. Thought I would give them a shot. It doesn't take much to outdo Sovtek 88's. Slapped two of them in and biased them up to about 40 each. PV was about 470 which is kicking for this little amp. The amp only has a 22K bias resistor and a hell of a lot of range on the adjustment.

Removed all the crap and plugged into the chassis to give it a whirl and a Bogner 412 with V30's. Holy shit!!!! I almost shot a wad down both legs. These 6550's make the little Shiva get up and moon walk across the cab. This bad boy is quickly gaining favored amp status around my cave. The 6550 give it the 34 growl you expect, but a bottom end to beat all hell.

My clock settings on Channel 2 are something like this:

Pres - 2:00
Master - 12:00
Channel Master 12:00
Treb 2:00
Mid 10:00
Bass 5:00
Gain 11:00

Bright button - out
Mode button - in
Excursion 3:00

Through a Les Paul with a stock 57 neck and a MCP Afwayu in the bridge, this really brings a smile on your face, and wet pants!

Steve
You bastard!! :doh: What about putting 6550's in the Twin Jet? Don't you have to be carefull with higher PV's. 6550's are only rated to 450 PV. KT88's to 800.[/quote

EL34's in the Twin Jet, 6550's no no no, no no no EL34 Good 6550 Bad. :lol: :LOL: :lol: :LOL: :lol: :LOL:
 
ttosh":3bvmurf0 said:
glip22":3bvmurf0 said:
steve_k":3bvmurf0 said:
Tell you what guys, this 20th Shiva is the SHIZ - and here's how to make it breathe fire.....

Took the chassis out and yanked out the reverb pan from the shell and unhooked from the chassis as well as V11, the reverb tube. Stuck a balanced Sovtek LPS in V1 and a Ruby HG+ in V2 and a Ruby HG in V3. Everything else stock China B's. Got out the new Compu-Bias to check the bias on the stock Sovtek 88's and they were about 18 each (WTF Jorg?). I was checking my 88 stock and all I had were JJ's then I saw I had a brand new matched quad of SED Winged C 6550's. Thought I would give them a shot. It doesn't take much to outdo Sovtek 88's. Slapped two of them in and biased them up to about 40 each. PV was about 470 which is kicking for this little amp. The amp only has a 22K bias resistor and a hell of a lot of range on the adjustment.

Removed all the crap and plugged into the chassis to give it a whirl and a Bogner 412 with V30's. Holy shit!!!! I almost shot a wad down both legs. These 6550's make the little Shiva get up and moon walk across the cab. This bad boy is quickly gaining favored amp status around my cave. The 6550 give it the 34 growl you expect, but a bottom end to beat all hell.

My clock settings on Channel 2 are something like this:

Pres - 2:00
Master - 12:00
Channel Master 12:00
Treb 2:00
Mid 10:00
Bass 5:00
Gain 11:00

Bright button - out
Mode button - in
Excursion 3:00

Through a Les Paul with a stock 57 neck and a MCP Afwayu in the bridge, this really brings a smile on your face, and wet pants!

Steve
You bastard!! :doh: What about putting 6550's in the Twin Jet? Don't you have to be carefull with higher PV's. 6550's are only rated to 450 PV. KT88's to 800.[/quote

EL34's in the Twin Jet, 6550's no no no, no no no EL34 Good 6550 Bad. :lol: :LOL: :lol: :LOL: :lol: :LOL:
:lol: :LOL: EL34's it is after I peel; some paint.
 
glip22":2icbh3j6 said:
steve_k":2icbh3j6 said:
Tell you what guys, this 20th Shiva is the SHIZ - and here's how to make it breathe fire.....

Took the chassis out and yanked out the reverb pan from the shell and unhooked from the chassis as well as V11, the reverb tube. Stuck a balanced Sovtek LPS in V1 and a Ruby HG+ in V2 and a Ruby HG in V3. Everything else stock China B's. Got out the new Compu-Bias to check the bias on the stock Sovtek 88's and they were about 18 each (WTF Jorg?). I was checking my 88 stock and all I had were JJ's then I saw I had a brand new matched quad of SED Winged C 6550's. Thought I would give them a shot. It doesn't take much to outdo Sovtek 88's. Slapped two of them in and biased them up to about 40 each. PV was about 470 which is kicking for this little amp. The amp only has a 22K bias resistor and a hell of a lot of range on the adjustment.

Removed all the crap and plugged into the chassis to give it a whirl and a Bogner 412 with V30's. Holy shit!!!! I almost shot a wad down both legs. These 6550's make the little Shiva get up and moon walk across the cab. This bad boy is quickly gaining favored amp status around my cave. The 6550 give it the 34 growl you expect, but a bottom end to beat all hell.

My clock settings on Channel 2 are something like this:

Pres - 2:00
Master - 12:00
Channel Master 12:00
Treb 2:00
Mid 10:00
Bass 5:00
Gain 11:00

Bright button - out
Mode button - in
Excursion 3:00

Through a Les Paul with a stock 57 neck and a MCP Afwayu in the bridge, this really brings a smile on your face, and wet pants!

Steve
You bastard!! :doh: What about putting 6550's in the Twin Jet? Don't you have to be carefull with higher PV's. 6550's are only rated to 450 PV. KT88's to 800.

Huh? The 6550C and KT88's are drop in replacements for each other. The 6550 is good for 600V. 6550's just sound better :D

Steve
 
Definitely gonna try some 6550's in the Twin Jet. I tried to drop these in but the bias range was too limited. It is a small range on the TJ as opposed to the Shiva. And, I couldn't be arsed with soldering a bias resistor in right now as I was interested in playing, not tech'n!

Steve
 
steve_k":2jbelsro said:
glip22":2jbelsro said:
steve_k":2jbelsro said:
Tell you what guys, this 20th Shiva is the SHIZ - and here's how to make it breathe fire.....

Took the chassis out and yanked out the reverb pan from the shell and unhooked from the chassis as well as V11, the reverb tube. Stuck a balanced Sovtek LPS in V1 and a Ruby HG+ in V2 and a Ruby HG in V3. Everything else stock China B's. Got out the new Compu-Bias to check the bias on the stock Sovtek 88's and they were about 18 each (WTF Jorg?). I was checking my 88 stock and all I had were JJ's then I saw I had a brand new matched quad of SED Winged C 6550's. Thought I would give them a shot. It doesn't take much to outdo Sovtek 88's. Slapped two of them in and biased them up to about 40 each. PV was about 470 which is kicking for this little amp. The amp only has a 22K bias resistor and a hell of a lot of range on the adjustment.

Removed all the crap and plugged into the chassis to give it a whirl and a Bogner 412 with V30's. Holy shit!!!! I almost shot a wad down both legs. These 6550's make the little Shiva get up and moon walk across the cab. This bad boy is quickly gaining favored amp status around my cave. The 6550 give it the 34 growl you expect, but a bottom end to beat all hell.

My clock settings on Channel 2 are something like this:

Pres - 2:00
Master - 12:00
Channel Master 12:00
Treb 2:00
Mid 10:00
Bass 5:00
Gain 11:00

Bright button - out
Mode button - in
Excursion 3:00

Through a Les Paul with a stock 57 neck and a MCP Afwayu in the bridge, this really brings a smile on your face, and wet pants!

Steve
You bastard!! :doh: What about putting 6550's in the Twin Jet? Don't you have to be carefull with higher PV's. 6550's are only rated to 450 PV. KT88's to 800.

Huh? The 6550C and KT88's are drop in replacements for each other. The 6550 is good for 600V. 6550's just sound better :D

Steve
Yes. It is 600 on the plates but only 400 on the screens. The Kt88 can take 500 on the screens.
 
glip22":37yrykat said:
steve_k":37yrykat said:
glip22":37yrykat said:
steve_k":37yrykat said:
Tell you what guys, this 20th Shiva is the SHIZ - and here's how to make it breathe fire.....

Took the chassis out and yanked out the reverb pan from the shell and unhooked from the chassis as well as V11, the reverb tube. Stuck a balanced Sovtek LPS in V1 and a Ruby HG+ in V2 and a Ruby HG in V3. Everything else stock China B's. Got out the new Compu-Bias to check the bias on the stock Sovtek 88's and they were about 18 each (WTF Jorg?). I was checking my 88 stock and all I had were JJ's then I saw I had a brand new matched quad of SED Winged C 6550's. Thought I would give them a shot. It doesn't take much to outdo Sovtek 88's. Slapped two of them in and biased them up to about 40 each. PV was about 470 which is kicking for this little amp. The amp only has a 22K bias resistor and a hell of a lot of range on the adjustment.

Removed all the crap and plugged into the chassis to give it a whirl and a Bogner 412 with V30's. Holy shit!!!! I almost shot a wad down both legs. These 6550's make the little Shiva get up and moon walk across the cab. This bad boy is quickly gaining favored amp status around my cave. The 6550 give it the 34 growl you expect, but a bottom end to beat all hell.

My clock settings on Channel 2 are something like this:

Pres - 2:00
Master - 12:00
Channel Master 12:00
Treb 2:00
Mid 10:00
Bass 5:00
Gain 11:00

Bright button - out
Mode button - in
Excursion 3:00

Through a Les Paul with a stock 57 neck and a MCP Afwayu in the bridge, this really brings a smile on your face, and wet pants!

Steve
You bastard!! :doh: What about putting 6550's in the Twin Jet? Don't you have to be carefull with higher PV's. 6550's are only rated to 450 PV. KT88's to 800.

Huh? The 6550C and KT88's are drop in replacements for each other. The 6550 is good for 600V. 6550's just sound better :D

Steve
Yes. It is 600 on the plates but only 400 on the screens. The Kt88 can take 500 on the screens.

They are about 450 at idle current on the screens if I remember, the 6550's. Anyway, its all good. Nothing smoking yet.
 
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