Phase Linear Nakamichi Tascam DX-4 D DBX 222 Type II Tascam DX-4 D Sony NR-500 JVC NR-50 Technics Rotel RN-1000 Telefunken Tascam DX-4 D Sony NR-500 ANT 232 Telcom Nakamichi Dolby Mod. 363 Nakamichi ANT e 124 DBX SNR-1 Nakamichi Nakamichi Toshiba Aurex Phase Linear Telefunken Nakamichi Dolby Mod. 363 Roth RX-NR4 Nakamichi Behringer SNR Fisher NR-500 Nakamichi Tascam DX-4 D Tascam DX-4 D Nakamichi Rotel RN-500 Nakamichi DBX SNR-1 Rebis 6-Kanal SAE 5000 Aiwa HR-50 Tascam DX-4 D Nakamichi ANT ES4 Telcom Sanyo Plus N 33 Rotel RN-500 DBX 224X-DS Nakamichi