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A810,A810,A807,A810,
A820,A810,A812

Studer A816

B67,A820,A810

A820-TLS4000, A80RC

A827: removing
Repro head wiring pre-lapping

A827:
Repro head
removal


A827: Beginning
head relapping
9u, 3u, 0.3u, 0.05u
A827: Zenith & height adjustments using
Studer precision gauge set


A827: Repro head reassembly
A820 with A827 headblock setting final adjustment;
head-wrap

A827: Headblock completed
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