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
Monthly Archives: March 2014
Bose Equalizers on eBay Need Service Too: A Photo Comparison
You’ve had your Bose 901 Series I or Series II speakers in storage for a few years, the Active Equalizer packed away with them and now you’ve pulled them out to set up your vintage system once again. Great – … Continue reading
Posted in Audio, Bose, Electronics, Hi-Fi, Stereo, Vintage
Tagged Active Equalizer, amplifier, Bose, Bose 901, capacitor, capacitor replacement, eBay, Equalizer, hi-fi, non-working, rebuild, repair, restoration, vintage, working
Leave a comment
1938 Zenith 5-S-220 eBay Tune-Up Special
I’ve had the opportunity to work on several very nice Zenith radios lately and this one is especially interesting. It’s the Zenith 5-S-220 Cube. This is the first time I’ve seen one of these in person, they’re somewhat uncommon. Electrically, it’s a … Continue reading
Posted in Electronics, Projects, Radios and Tubes, Vintage
Tagged 5-s-220, 5s220, antique radio, antique radio repair seattle, buyer beware, capacitor, capacitor replacement, Craigslist, cube, eBay, repair, restoration, shortwave, tube radio, vacuum tube, vintage, vintage radio, vintage radio repair seattle, zenith, zenith 5-s-220, zenith 5s220
Leave a comment
The Speaker Spotter – Speakers of Craigslist – March 21st, 2014
There’s always something interesting for sale on Craigslist, especially in Seattle. Here’s a selection of especially notable vintage speakers and other audio products for sale on the local Craigslist. I’m not affiliated with any of these sales, but if you’re interested, you … Continue reading
Posted in Audio, Collections, Photos, Speakers, Stereo, Vintage
Tagged 1A, 4330, AX5-4, bi-radial, biradial, butt cheeks, Cerwin, Cerwin Vega, CX-300, DCM, hi-fi, Horn, jbl, JBL 4330, JBL L88, JBL LE-8, Klipsch, L88, La Scala, Lascala, LE-8, loudspeaker, LSI, Monitor, monitors, Revox, Revox AX5-4, Snell, Snell C, speaker, speaker spotter, Speakers, studio monitors, Time, TimeWindow, Totem, Totem ARRO, Universal, Universal CX-300, Vega, vintage
1 Comment
Bose 901 Series I Active Equalizer #30924 Repaired
I recently got to work on another Bose 901 Series I Active Equalizer, Serial #30924, which needed some service. It’s coming from the original owner who purchased them new in 1970, they went into storage about 10 years ago when … Continue reading
Posted in Audio, Bose, Electronics, Projects, Stereo, Vintage
Tagged Active Equalizer, Bose, Bose 901, capacitor, capacitor replacement, Equalizer, repair, restoration, Series 1, series I, vintage
Leave a comment
The Speaker Spotter – Speakers of Craigslist – March 14th, 2014
There’s always something interesting for sale on Craigslist, especially in Seattle. Here’s a selection of especially notable vintage speakers and other audio products for sale on the local Craigslist. I’m not affiliated with any of these sales, but if you’re interested, you … Continue reading
Posted in Audio, Collections, Photos, Speakers, Stereo, Vintage
Tagged 12W, 15W, Active Equalizer, Akai, altec, altec lansing, Bose, Bose 901, cornwall, Craigslist, Duchess, E-V, Electro-Voice, Electrovoice, Equalizer, EV, heresy, heresy II, KG4, Klipsch, Regency, S-1117, Sansui, series I, series II, series IV, Series V, SKO, SP-100, SP-12, SP12, speaker, speaker spotter, speakerlab, Speakers, speakers of craigslist, SW 177, T25, T25A, T35, The Duchess, Voice of the Theater, Voice of the Theatre, W-35, WD-35, Wharfedale
2 Comments
Bose 901 Series II Active Equalizer #120325 Repaired
I recently had the opportunity to work on another Bose 901 Active Equalizer, Series II. This particular model had been in service for a long time in active use and was showing its age. It was sent back to Bose … Continue reading
Posted in Audio, Bose, Electronics, Projects, Stereo
Tagged Active Equalizer, Bose, Bose 901, capacitor, capacitor replacement, Equalizer, hi-fi, repair, Series 2, series II, vintage
Leave a comment
KN0CK and KF7LZE RTLSDR for HF Back In Stock at Easy-Kits.com!
Edit: Easy-Kits.com is offline, but still for sale! Click through. We’ve completed the next production run of Rev 5 direct-sampling RTLSDR with HF converters by KN0CK ! Rev 5 Direct Sampling HF RTLSDR with Amplifier
Posted in Electronics, Gadgets, Radio
Tagged 6m, amateur radio, amplifier, converter, direct sampling, ham radio, hf, hf converter, hf up-converter, kf7lze, KN0CK, pre-amplifier, RTLSDR, shortwave, swl, up-converter, Upconverter
Leave a comment
1939 RCA K-60 Console Radio Repairs
This beautifully preserved RCA K-60 radio came to me after a Golden Retriever puppy got a little too up close and personal. Otherwise, it’s been beautifully refinished in the past, and was fully overhauled in the late ’90s according to … Continue reading
Posted in Projects, Radios and Tubes, Vintage
Tagged antique radio, grill cloth, grille cloth, K-60, rca, RCA K-60, tube radio, vintage radio
Leave a comment
The Speaker Spotter – Speakers of Craigslist – March 7th, 2014
There’s always something interesting for sale on Craigslist, especially in Seattle. Here’s a selection of especially notable vintage speakers and other audio products for sale on the local Craigslist. I’m not affiliated with any of these sales, but if you’re interested, you … Continue reading
Posted in Audio, Collections, Photos, Speakers, Stereo, Vintage
Tagged Allison, Allison One, Bose, Bose 601, Corner Horn, Craigslist, Fisher, Fisher XP95B, Infinity, Infinity Kappa 8, Infinity RSe, k horn, Kappa 8, kenwood, KL-333D, KL-777A, klipschorn, LS-20, Marantz, Marantz LS-20, OA-14, photo, photos, RSe, series III, Seven, Six, Sonab, Sonab OA-14, speaker, speaker spotter, speakerlab, Speakers, speakers of craigslist, Super Seven, vintage, XP95B
1 Comment
Craigslist and eBay Antique Radios – Be Careful!
It’s not uncommon to run across antique or vintage radios on Craigslist, eBay and other sales site which are advertised as “working”, “repaired” or “restored”. Many times these are in fact professionally reconditioned items – just like you read about … Continue reading →