Norelco Model 1440 Portable Cassette Recorder Preliminary Schematic - Original

Norelco Model LCH 1001/03 Cassette Recorder Schematic - Original

Norelco Model 1530 Portable Recorder Service Information Addendum - Original

Norelco Model LCH1000/00 Cassette Unit Schematic - Original

Norelco Model LCH 1000 PR/00 Cassette Pulse Recorder Schematic - Original

Compact Cassette Report - Philips One-Hole Cassette vs. Compact Cassette Norelco

Norelco Model LCH 1000S/01 Cassette Slide Synchronizer Schematic - Original

The Addendum: 3 (Contract), Moreland, Melanie