Repair report for Victor KD-E18 karaoke recording cassette and 8-track combo.
Now I can listen to 8-track tapes too.
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VICTOR KD-E18 ¥49,800 (circa 1983)
Model: 8-track cassette karaoke deck
Cassette deck section
Heads:
Recording/Playback: Metapalm
Erase: 2-gap ferrite
Motor: Capstan/Reel: Electronically controlled DC motor
Wow and flutter: ±0.16% (Wpeak, EIAJ)
0.08% (WRMS)
Frequency response (EIAJ):
Metal: 40Hz～15kHz ±3dB (-20dB recording)
S/N ratio: 54dB (metal, EIAJ)
8-track player section
Head: Playback: Hard permalloy
Motor: Capstan: FG motor
Wow and flutter: 0.12% (WRMS)
Frequency response: Playback: 30Hz to 12kHz
Overall
Maximum external dimensions: Width 435 x Height 115 x Depth 287mm
Weight: Approx. 5.1kg
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The above is quoted from the "Audio Footprints" website.