1:43 The American Instruments H1000 playing at 800hz with 1950s Ultraflex Onken Jensen P15R HiFiTown 351 views - 1 year ago
3:01 pair Altec 288B Final sound test before shipment, 1953 and 1954 years HiFiTown 1.3K views - 7 years ago
4:53 pair late 40s / early 50s Gold Label Altec 288B 24 ohm drivers audio test and sweep HiFiTown 1.9K views - 7 years ago
21:50 The 1940s and 1960s Altec Lansing Hollywood 288B and C Drivers HiFiTown 8.8K views - 7 years ago
0:55 Bogen RP-2 Transformer Coupled Program Mic Preamplifier direct recording HiFiTown 1.4K views - 9 years ago
0:25 pair Altec 422 8Z 418 extended range alnico woofers from 1971 brief test HiFiTown 3.4K views - 9 years ago
7:57 pair Polk SRS SDA Stereo Array Signature Reference System 180lb super tower speakers from 1986 HiFiTown 10.2K views - 11 years ago
2:20 Stewart Hegeman Hapi 2 high end stereo preamp from 1979 early OpAmps HiFiTown 3K views - 12 years ago
2:03 HH Scott 121 tube preamp Phono 78 curves and Dynaural Supression from 1955 #2 HiFiTown 1.6K views - 12 years ago
2:55 Scott 121 Dynaural Audno Consolette Mono Preamp from 1955 unit #1 HiFiTown 1.9K views - 12 years ago
2:21 Warmup of an original engraved, Western Electric 274A from about 1939/40 (preWWII) HiFiTown 5.5K views - 13 years ago