Nagra 4.2 Revox PR-99 MK Studer A 807 Studer A 807 Fostex Model 20 Revox PR-99 Tascam 38 Revox PR-99 mit Otari MTR-100 A Revox PR-99 MK Revox PR-99 MK Studer A-812 Revox PR-99 MK Studer A-812 Revox PR-99 MK Studer A-80 RC Nagra T Audio Studer B-67 Fostex R 8 Revox A-77 ORF Revox PR-99 MK Studer A 812 Revox PR-99 MK Revox PR-99 MK Tascam 38 Stellavox TD9 Studer A-80 QC Studer A-810 TC Tascam 34 B Revox PR-99 MK Studer B-67 Otari MX-5050 B Stellavox TD9 Studer B67 Tascam MS-16 Otari MTR-100 A Studer A 812