• 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.

Mysterious LCR phono preamp

Status
This old topic is closed. If you want to reopen this topic, contact a moderator using the "Report Post" button.
Jump to Latest
N

neskor

Member
Joined 2008
Today I bought this small phono preamp.
Inside are 4 EF80 (per channel), triode strapped in SRPP configuration. At the end is DIY LCR 600 EQ.
I tried all day to find similar schematics but with no success.
Anybody familiar with this schematic?
 

Attachments

  • 20130216_174047.jpg
    20130216_174047.jpg
    84.4 KB · Views: 669
  • 20130216_174058.jpg
    20130216_174058.jpg
    78.6 KB · Views: 622
Status
This old topic is closed. If you want to reopen this topic, contact a moderator using the "Report Post" button.
Top Bottom