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Vacuum Tube Valley Vacuum Tube Valley: Issue 11


Vacuum Tube Valley Issue 11

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CONTENTS - WEB REPRESENTATION OF CONTENTS PAGE

6SN7 DRIVER OF CHOICE
History, data and differnt types of 6SN7s.

3
LISTENING TO 6SN7s
Sound reveiw of different typrs of 6SN7s.

9
OCTAL LINE STAGE PROJECTS
A valve rectified (5Y3GT) pre-amplifier using a 6SN7GT/12SN7GT/12SX7GT.

10
RICHARDSON ELECTRONICS
Inside Richardson Electronics, tube manufacturer and seller.

11
MID-PRICED VINTAGE HIFI
A view at mid-priced vintage hifi gear.

14
COMPUTING WITH TUBES
The first real time machine.

20
TUBE DUMPSTER: 6688
6688 (pre-amp pentode) tube investigated.

21
ASUSA A-4 KIT REVIEW
Stereo EL34 push-pull amplifier kit .

22
OTL HEADPHONE AMP
An OTL design using 6080s.

24
VTV LISTENS TO CAPACITORS
Signal cap group test.

26
VINTAGE SPEAKERS AND MICROPHONES IN JAPAN
A look back At Japanese oldes.

27
TEST BENCH: POWER SUPPLIES
Power supplies investigated.

28
FREDs AND SCHOTTKYS
Silicon rectifiers discussed.

31





PRICE excluding carriage:   UK / EUROPE / REST of WORLD - £9.00
  • KEY FEATURES
  • the 6SN7 story
  • 6SN7 listening test
  • OTL headphone amp design
  • 6688 investigated
  • 6SN7 pre-amp design
  • ASUSA kit review
  • BOOK SPECIFICATION
  • paperback
  • black and white print
  • 42 pages
  • 218mm x 280mm
  • 155g
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