Telefunken Technics Teac RX-9 DBX Phase Linear Rotel RN-1000 Nakamichi Rotel RN-500 Nakamichi ANT ES4 Telcom Tascam DX-4 D Tascam DX-4 D Tascam DX-4 D Aiwa HR-50 Dolby Mod. 363 Technics JVC NR-50 Teac AN-180 Telefunken Nakamichi 2x Dolby A 361 DBX SNR-1 Nakamichi Sony NR-500 Nakamichi Nakamichi Nakamichi Fisher NR-500 Nakamichi Telefunken Sanyo Plus N 33 Nakamichi Behringer Nakamichi Nakamichi NR200 Toshiba Aurex DBX 222 Type II Tascam DX-4 D Roth RX-NR4 Nakamichi Nakamichi Sony NR-500 DBX 224X-DS Nakamichi ANT e 124 ANT 232 Telcom Nakamichi