![After a recap, new relays, and a cleaning, this Pioneer M91 is now back in business.. : r/vintageaudio After a recap, new relays, and a cleaning, this Pioneer M91 is now back in business.. : r/vintageaudio](https://i.redd.it/7s124matnis91.jpg)
After a recap, new relays, and a cleaning, this Pioneer M91 is now back in business.. : r/vintageaudio
![After a recap, new relays, and a cleaning, this Pioneer M91 is now back in business.. : r/vintageaudio After a recap, new relays, and a cleaning, this Pioneer M91 is now back in business.. : r/vintageaudio](https://preview.redd.it/v37g5y2unis91.jpg?width=640&crop=smart&auto=webp&s=c0d0133b472afcbaade5ff10cc9194044c4e8caa)
After a recap, new relays, and a cleaning, this Pioneer M91 is now back in business.. : r/vintageaudio
![After a recap, new relays, and a cleaning, this Pioneer M91 is now back in business.. : r/vintageaudio After a recap, new relays, and a cleaning, this Pioneer M91 is now back in business.. : r/vintageaudio](https://preview.redd.it/s54p4igtnis91.jpg?width=640&crop=smart&auto=webp&s=63ad32056aa91d4f1618e54c658890e4d4accec7)
After a recap, new relays, and a cleaning, this Pioneer M91 is now back in business.. : r/vintageaudio
![Pioneer Elite M-91 power amplifier top-of-the-line in superb condition! Photo #441988 - Canuck Audio Mart Pioneer Elite M-91 power amplifier top-of-the-line in superb condition! Photo #441988 - Canuck Audio Mart](https://img.canuckaudiomart.com/uploads/large/441988-9601e46d-pioneer_elite_m91_power_amplifier_topoftheline_in_superb_condition.jpg)