

Sony TC-357-4 Tape Recorder
Features "Sony-O-Matic" control - completely automatic recording level control system. Self-threading "Sony-O-Matic reel. Three speeds, 7" reel. Easy tape loading with "retractomatic" pinch roller.
Tape Speeds: 7½ ips, 3¾ ips or 1⅞ ips (19, 9.5 or 4.75 cm/s)
Tracks: 4 Track, monophonic
Recording Time (Super 7 Tape):
45 minutes per track, 3 hours in total at 7½ ips
1.5 hours per track, 6 hours in total at 3¾ ips
3 hours per track, 12 hours in total at 1⅞ ips
Frequency Response:
40~15,000 c/s (Hz) at 7½ ips
40~12,000 c/s (Hz) at 3¾ ips
40~6,000 c/s (Hz) at 1⅞ ips
Flutter and Wow:
Less than 0.12% RMS at 7½ ips
Less than 0.20% RMS at 3¾ ips
Bias Frequency: Approx. 55 Kc (kHz)
Speaker: 6" x 4" (15 x 10 cm) PM dynamic, 8Ω