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doctorjohn_CheapTubeAudio · DJ's alternative tube magazine/group
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Topics   (List as Individual Messages) Messages Latest Post

Hi DJ, I have successfully uploaded a couple of pictures taken yesterday. Cheers! Captain...
1 Aug 30, 2009
7:20 am

loth2009
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I'm looking at the pictures and wonder if anybody reverse engenieered that amp or knows how it differs from WEco amp (input stage and PSU) Are those 0.1 H 1.2A...
1 Oct 21, 2008
2:46 pm

Wojciech Klamecki
wklame
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Friends: I have just started a Blog of the same name: http://cheaptubeaudio.blogspot.com/ Comprehensive articles and reviews shall be added from time to time. ...
2 Jul 24, 2008
12:00 pm

eleakist
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Any experience / comments re the W2M amp? I am familiar with the W3AM and W3M with collectable Acrosound tranformers, but have not heard a W2M (not Peerless...
1 May 14, 2008
7:39 am

eleakist
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I'd like to see a lot of people who have labored with audio related web sites benefit from this. Folks, If you have a web site or blog, etc., you owe it to...
1 Feb 7, 2008
5:27 pm

Rick Stout
rick01a
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found the Dr. John webpage and had to sign up for the Yahoo group ! Here in my part of the US, it's pretty easy to find cheap tube amps - some people throw...
1 Nov 8, 2007
1:47 pm

markbs8119
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Due to family matters I had quite neglected managing the site,and apparently had caused some new member applications rejected automatically by yahoo due to...
1 Apr 5, 2007
4:05 am

doclowther
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I have a CJ PV 10 AL which uses 12AU7(2) tubes.I took out the original CJ tubes and tried JJ 12AU7 which didn't impress me.Anybody have one and what are your...
2 Sep 22, 2006
7:00 pm

akn1944
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Regarding your message: [doctorjohn_CheapTubeAudio] Zenith K731 Tabletop (7 tubes) I will be out of the office starting 28-Jul-2006 and will not return until ...
1 Aug 2, 2006
4:11 pm

Chris Leake
a_cenabi
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Picked up one of these up yesterday ($12.95) It seemes to work fine on both AM and FM. Through some internet research someone suggested replacing the...
1 Aug 2, 2006
4:02 pm

logically_spock
glowin_radio
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Yesterday. we went to Wesley's place in Chai Wan. The same hi-efficiency open-back speaker box now house a 56-year old Loewe fullrange as woofer and another...
3 Jun 10, 2006
12:55 pm

andy2667
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Hi doctorjohn I just had a thought: attach a mic to the transformer then it will be running all the time, when you play LP just reattach. Or open up the case,...
1 May 20, 2006
10:34 am

waissin
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Hello, Did any one could help me with scans of the Luxman cl35 MKIII schematics and service manual? Many Thanks to all! rgds bc...
1 May 19, 2006
7:40 pm

Belbo
casaubone
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Friends: I've carelessly admitted 5 new members. The first junk mail has appeared and I just removed it. I can't recall the other names, but am waiting for...
4 Feb 12, 2006
3:42 am

phillip holmes
blacklandbui...
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Can anyone help me figure out how to seperate a fisher tube amp and preamp. They were in a console and the preamp has to be plugged into the amp to turn it on....
2 Feb 10, 2006
3:56 am

doclowther
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Hello DocJohn & Others, It seems that this forum is not as active as years ago. My discussion on Class-T may a little bit ouside Topic.Just want to share my ...
22 Dec 2, 2005
1:27 pm

andy2667
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Hi Friends, Does anybody can explain difference in these models and how do they sound..I've heard that 8b is much better. Rgds, Andrey....
2 Oct 7, 2005
6:11 pm

rl1856
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Is anyone familiar with this preamp ? I recently aquired one (along with a KN-1515 6bq5 stereo amp) and I am curious as to the general opinion. Does anyone...
1 Oct 7, 2005
6:10 pm

rl1856
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Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the doctorjohn_CheapTubeAudio group. File...
20 Sep 7, 2005
7:36 pm

ccraft2@...
vintweasel
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For great pics, schematics and discussions on 310A/300B amp vs ECC82 SRPP/300B amp vs Gainclone etc go to: ...
3 Aug 8, 2005
12:32 am

tanuski_ny
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hi T, How is the sound of the bigger Silver Mica caps in comparison to plastic and Teflon? I got the big brown Russian 0.1UF 300V type, as well as the 0.01...
4 Jul 7, 2005
11:39 pm

Thorsten Loesch
rca_10y
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Member Tanuski has posted a hugh volume of pics on his assembly of monoblock SUN AUDIO 300 BTE amps here: ...
12 Jul 7, 2005
1:49 am

Thorsten Loesch
rca_10y
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Please remove me from mail list.......thanxxx...
1 Jul 5, 2005
6:20 pm

ccraft2@...
vintweasel
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There seems to be several lower cost Asian made CD players that have a tube output and also HDCD support. I could use a power transformer to match the...
6 Jun 30, 2005
3:28 am

doclowther
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http://www.behringer.com/DEQ2496/index.cfm?lang=ger hi, would like to hear your opinions on this new piece of Behringer Equipment. Frankly, the Behringer 8024...
3 May 25, 2005
11:31 am

philipp_gussmann
philipp_guss...
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http://www.petitiononline.com/kham2087/petition.html The Change Yahoo Groups Look Back To The Original Petition to Yahoo Groups was created by Yahoo Group...
2 May 22, 2005
9:07 pm

philipp_gussmann
philipp_guss...
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Dear All, Do any of you know a record shop in HK that might clean all my records for a fee? Cheers, Matt...
1 Apr 22, 2005
9:38 am

mpa2284
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Hello to everybody I'm a new memberto the Group I had hum noise problom form all the transformer at home. Once the power is on the hum noise start. It is not...
1 Apr 6, 2005
6:45 am

ahbl2005
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Hi All: I once pulled an old tube amp out of an old 60's console stereo and used it for the amp in my system. It sounded great. Once, I was renting a room in a...
1 Mar 23, 2005
4:17 pm

logically_spock
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I recommend the Consonance CD2.3 or the CD120 10 year Anniv edition. Both have the 6H30 Russian Supertube.... ... From: L KT [mailto:ktbgud@...] Sent:...
5 Mar 18, 2005
8:58 am

Lee, Kwing Y (Kwing)
kwingylee
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