ELEKTOR

- Item: Low Noise MC-Preamp
- Type: ELEKTOR
- Posted: 9 April 2011
- Builder: martin
- Country: Austria
- Comments: 2
Balanced Zen Line Stage

- Item: Line Preamplifier
- Type: Balanced Zen Line Stage
- Posted: 7 April 2011
- Builder: martin
- Country: Austria
- Comments: 4
First Watt F5

- Item: Class A Mono Blocks
- Type: First Watt F5
- Posted: 7 April 2011
- Builder: martin
- Country: Austria
- Comments: 7
Elektor MPA

- Item: Stereo Power Amp
- Type: Elektor MPA
- Posted: 6 April 2011
- Builder: martin
- Country: Austria
- Comments: 0
6EM7
- Item: 6EM7 SE triode single tube DC coupled
- Type: 6EM7
- Posted: 21 March 2011
- Builder: head
- Country: Switzerland
- Comments: 1
6EM7 SE triode DC couples
- Item: 6EM7 SE
- Type: 6EM7 SE triode DC couples
- Posted: 21 March 2011
- Builder: head
- Country: Switzerland
- Comments: 1