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Author Topic: Amp vol issue and one valve running REALLY hot/bright!!!!???  (Read 8998 times)

Fourth Feline

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Amp vol issue and one valve running REALLY hot/bright!!!!???
« Reply #15 on: January 03, 2007, 10:26:35 AM »
Good idea to keep an eye on the repairer, however reputable they might be. They may think "replace with a lesser specification transformer rather than have a re-wind on the Partridge, just to repair it quicker and therefore 'please' you"...

The P.M. ( we may as wll do it here )

was about just what string types/gauges and picks you use. As a fellow S.G. user, but with a different playing style/tone, it's Stormy Monday's and D'addario 10-52 with a BKP 1.21 celluloid pick.

I therefore curious what works for you and your Riff-Raffs/playing style.

In guitar magazine interviews, Angus seems to be using EB 9-42 and a heavy pick, but on guitargeek.com they say he uses 10-48 !  

FF.

Twinfan

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Amp vol issue and one valve running REALLY hot/bright!!!!???
« Reply #16 on: January 03, 2007, 10:51:42 AM »
My Angus setup is:

Epiphone ’65 reissue SG with Maestro Vibrola (Korean custom shop limited edition) fitted with:

o   Riff Raffs
o   CTS 500k audio taper potentiometers
o   Switchcraft jack and selector switch
o   Hovland MusiCap capacitors
o   TonePros bridge
o   Tusq nut
o   Dial pointers

I use 1.14mm Jim Dunlop Ultex Standard plectrums and Ernie Ball Regular Slinky strings (10-46).

At our last gig, a punter told me I had Riff Raff nailed (both playing and tone-wise) so I guess I've got it right!

I believe Angus uses both 9 and 10 gauge strings for recording - 10's with a 48 low E for rhythm and 9s for solos.  Live, it's 10s if his hands are not too knackered (he has tiny hands!) otherwise it's 9s.

I find 9s on a 24.75" scale length too sloppy, so I stick with 10s for a bit of "fight".  Works for me, and you get a fuller tone.  Combined with the Klipp my sound has a bit more ooomph than Angus', but no regular punter would know any different.  Some of the guitar players can't believe I'm using a "cr@ppy old Laney" though...   :lol:

Twinfan

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Amp vol issue and one valve running REALLY hot/bright!!!!???
« Reply #17 on: January 04, 2007, 10:44:19 AM »
An update on my faulty Klipp:

Just had a call from my music shop and the amp will cost £90 to fix.  The repairers hadn't said exactly what the problem was but I'll find that out when I get the receipt for the work.  At that price nothing major can have gone wrong so it must just need the odd minor component and a service.  Phew!!!!

I'll update this thread with the parts repaired/replaced after I pick the amp up.

And relax........

Fourth Feline

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CONGRATLATIONS !
« Reply #18 on: January 04, 2007, 11:53:57 AM »
Hi Twinfan,

May I be the first to congratulate you on the good news ! I look forward to hearing what the exact cause was, so I can go back and relate it to the circuit diagram you kindly posted.

* OFF TOPIC*

Thanks for the Angus Young info by the way, I also went for the CTS 500k pots instead of the stock Gibson 300K ones. The only difference being that I had to go for linear taper volume controls to match the sweep of the old ones (as per a previous thread). I fitted Sprague orange drop caps, as I had not heard of the Hoyland at the time. I am convinced they do make a difference though, as I replaced them before the pots or pickups and heard a silky sweet clarity not there before.


FF.

Twinfan

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Amp vol issue and one valve running REALLY hot/bright!!!!???
« Reply #19 on: January 04, 2007, 12:37:14 PM »
Cheers FF - I'll let you know what the amp issue was.

Re. the Angus stuff, I used Sprague Orange drop caps before the Hovlands and they were good value.  Nice and clear and a decent price.  The Hovlands are more expensive and just have that bit more musical edge to them.  There's not a lot of difference though to my ears, to others it may be much more.

For the pots I've been very happy with the audio taper volumes.  I roll down to about 7ish for rhythm playing and up to 10 for solos.  Works for me!

Twinfan

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Amp vol issue and one valve running REALLY hot/bright!!!!???
« Reply #20 on: January 11, 2007, 01:23:11 PM »
Just picked my Klipp up from being repaired.  £89 - not bad at all.

The problem was a faulty valve base socket that was repaired, plus the amp was given a general service check too.

Thought some of you (FF mainly) might be interested in the result!

Fourth Feline

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Amp vol issue and one valve running REALLY hot/bright!!!!???
« Reply #21 on: January 11, 2007, 07:38:33 PM »
Thanks for the information Twinfan, please ignore my private message about the same subject.

Good deals all round eh ?  :D  :D  :D

FF.

HTH AMPS

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Amp vol issue and one valve running REALLY hot/bright!!!!???
« Reply #22 on: January 11, 2007, 09:16:44 PM »
Quote from: Twinfan
Just picked my Klipp up from being repaired.  £89 - not bad at all.

The problem was a faulty valve base socket that was repaired, plus the amp was given a general service check too.

Thought some of you (FF mainly) might be interested in the result!


£89 to replace a valve base and a general service - I've got to put my prices up.

I've just modded a Marshall Bluesbreaker that required removing the PCB from the amp.  also included a pair of 6L6s in the deal and a general service.  total cost... £70

Getting repair bills like that is why I taught myself about valve amps - ripoff techs boil my piss  :x

 :twisted:

Twinfan

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Amp vol issue and one valve running REALLY hot/bright!!!!???
« Reply #23 on: January 11, 2007, 09:44:29 PM »
Well my local shop will take a cut as the middle man, so I guess the repair itself was £80ish?  Saved me a trip to Liverpool anyway!

Ratrod

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Amp vol issue and one valve running REALLY hot/bright!!!!???
« Reply #24 on: January 12, 2007, 05:06:56 PM »
Glad things worked out OK.
BKP user since 2004: early 7K Blackguard 50