Audio Research SP3

Collection by Dee-mix

12 
Pins

Tube Preamplifier

dee-mix
Audio Research Preamplifier Research, Porn, Audio, Search, Science Inquiry

Audio Research Preamplifier

New Elko's and resistors on the powersuply on Audio Research Research, Audio, Home Appliances, Search, House Appliances, Appliances, Science Inquiry

New Elko's and resistors on the powersuply on Audio Research SP3

Audio Research Upgrade with LED and mute circuit from Research, Circuit, Music Instruments, Audio, Led, Search, Musical Instruments, Science Inquiry

Audio Research SP3 Upgrade with LED and mute circuit from SP3c