• WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES.
    Building, troubleshooting and testing of these amplifiers should only be
    performed by someone who is thoroughly familiar with
    the safety precautions around high voltages.

VTL Pre-Amplifiers - Overview wanted for all older Models

VTL Pre-Amplifiers - Overview wanted for all older Models

Until now I have found this models:
  • without model/type naming (Stereo RIAA Pre-Amplifier - maybe first version) - U.K. made (HAND BUILD IN GREAT BRITAIN)
  • MAXIMAL (two different front plate designs) - go to
https://www.diyaudio.com/community/threads/schematic-wanted-for-vtl-preamp-maximal.158725/page-2
- MAXLINE (same as MAXIMAL but without PCB area for RIAA-Phono MM stage) - go to
https://www.diyaudio.com/community/threads/schematic-wanted-for-vtl-preamp-maximal.158725/page-2
  • INTEGRATOR
  • ADL DELUXE
  • SUPER DELUXE
  • THE ULTIMATE PRE-AMPLIFIER (Dual Mono)
https://www.diyaudio.com/community/...ded-vtl-120-deluxe-or-ultimate-preamp.400749/

some URL's:
https://www.vtl.com/about-vtl/who-we-are/
https://www.stereophile.com/features/607vtlfeat/
https://www.stereophile.com/interviews/david_manley_tubes_logic_amp_audiophile_sound/index.html
https://www.diyaudio.com/community/threads/vtl-book-david-manley.396522/
https://www.diyaudio.com/community/threads/wtb-the-vacuum-tube-logic-book-david-manley.356839/
https://www.usaudiomart.com/details...id-manley-kt90-kt99-kt88-6550/images/4312232/
https://www.worthpoint.com/worthopedia/vacuum-tube-logic-book-david-manley-1657481534
https://www.aussieaudiomart.com/det...id-manley-kt90-kt99-kt88-6550/images/4312230/
https://www.audiosciencereview.com/forum/index.php?threads/david-manley-vtl-book-4-loan.28455/
https://rec.audio.tubes.narkive.com/oZGxbXgU/in-praise-of-the-manila-book
https://www.eserviceinfo.com/preview_html.php?fileid=212756&previewid=190321
https://www.frihu.com/un-roehriges/vtl-roehrenverstaerker/

https://www.diyaudio.com/community/...ded-vtl-120-deluxe-or-ultimate-preamp.400749/
https://www.diyaudio.com/community/threads/schematic-wanted-for-vtl-preamp-maximal.158725/
https://www.diyaudio.com/community/threads/vtl-deluxe-tube-mystery.280724/
https://www.diyaudio.com/community/threads/help-with-vtl-preamp.40259/ (INTEGRATOR)
https://www.diyaudio.com/community/...e-valve-pre-amplifier-by-david-manley.349885/ (ADL)
 

Attachments

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  • VTL Integrator front-IV.jpg
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  • VTL Integrator front-III.jpg
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  • VTL Integrator front-IV.jpg
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  • VTL Integrator rear-X.jpg
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  • VTL Integrator rear-IIV.jpg
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  • VTL Integrator open-top-I.jpg
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  • VTL without Model-No rear.jpg
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  • VTL without Model-No front-II.jpg
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Images of VTL model ADL/DELUXE
 

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  • VTL ADL front.jpg
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  • VTL ADL open top.jpg
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  • VTL ADL Preamp rear.jpg
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  • VTL ADL Preamp without cover top view.jpg
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  • VTL ADL rear.jpg
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  • VTL ADL top.jpg
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  • VTL ADL top-II.jpg
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  • VTL DELUXE int. CARDAS front-I.jpg
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  • VTL DELUXE int. CARDAS front-II.jpg
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  • VTL DELUXE int. CARDAS front-IV.jpg
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  • VTL DELUXE int. CARDAS open top-I.jpg
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  • VTL DELUXE int. CARDAS open top-II.jpg
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  • VTL DELUXE int. CARDAS rear-I.jpg
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  • VTL DELUXE int. CARDAS rear-II.jpg
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  • VTL DELUXE optional MC tube open.jpg
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Images of VTL model SUPER-DELUXE
 

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  • VTL SUPER DELUXE front.jpg
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  • VTL SUPER DELUXE front+PS.jpg
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  • VTL SUPER DELUXE front-open.jpg
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  • VTL SUPER DELUXE open-I.jpg
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  • VTL SUPER DELUXE rear.jpg
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Images VTL model "The Ultimate Preamplifier" (cuttet front)
 

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  • VTL The Ultimate Preamplifier-front-cutted-rear-I.jpg
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  • VTL The Ultimate Preamplifier-front-cutted-top-I.jpg
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  • VTL The Ultimate Preamplifier-front-cutted-top-II.jpg
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  • VTL The Ultimate Preamplifier-front-cutted-VII.jpg
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Images VTL model "The Ultimate Preamplifier" (with schematics)
 

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  • VTL The Ultimate Preamplifier-schem MM+MC.jpg
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  • VTL The Ultimate Preamplifier-top-open.jpg
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