Find:
About Me
Blogs
- Antique Radio Blog
- Arcane Radio Trivia
- Audio Tweak
- Audioklassiks
- BuildLounge
- Classic Receivers
- Coffman Labs Blog
- Confessions of a Part-Time Audiophile
- EEVBlog
- Engineering Radio
- Glowbugs Times
- Glowbugs Web
- Guitar Fool
- Hack a Day
- HeavyDIY
- High on Solder
- Ilektronx
- MicroSyl
- Nick's Radio Corner
- Old Stock Audio
- Pragmaddux
- Radio Stuff
- Radio Time Traveller
- Richard Sears, Vintage Electronics
- Seventies Stereo
- The Paleotechnologist
- The Signal Path
- Tube Addict
- TubeSound
Friends
Resources
- 901
- Active Equalizer
- AM
- amplifier
- Antique
- antique radio
- audiophile
- Bose
- Bose 901
- Bose Active Equalizer
- Bose Equalizer
- bose equalizer repair
- bose repair
- capacitor
- capacitor replacement
- cost engineering
- Craigslist
- eBay
- Equalizer
- fried electronics
- GE
- General Electric
- grunow
- grunow 586
- grunow 589
- grunow chassis 5-U
- grunow radio restoration
- ham radio
- hf
- hi-fi
- HP
- KN0CK
- laptop
- LCD
- LF-116
- old radio
- oscilloscope
- philco
- photos
- power supply
- projects
- radio
- rca
- rebuild
- repair
- replacement
- restoration
- RTL-SDR
- RTLSDR
- SDR#
- seattle vintage radio repair
- Series 1
- series I
- series II
- series IV
- shortwave
- soldering
- Sony
- Speakers
- speaker spotter
- stereo
- stromberg-carlson
- test equipment
- transistor radio
- tube
- Tube Amp
- tube radio
- up-converter
- Upconverter
- vacuum tube
- vintage
- vintage ad
- vintage radio
- Westinghouse
- zenith
Categories
Meta
Daily Archives: May 22, 2015
Bose® 901 Active Equalizer Series I #37582 Overhaul
Cross-posted from the Rain City Audio Repair Blog: Another Bose® 901 Series I Active Equalizer came through the shop just recently for a full overhaul. These Series I equalizers were made from 1968-1972 and most are beginning to experience component … Continue reading
Posted in Audio, Bose, Hi-Fi, Projects, Vintage
Tagged 901, Active Equalizer, Bose, series II
Leave a comment
RETROVOLTAGE 