Nakamichi Telefunken DBX SNR-1 JVC NR-50 Nakamichi Behringer DBX SNR-1 Tascam DX-4 D Nakamichi Teac RX-9 DBX Nakamichi NR200 Phase Linear DBX 224X-DS Phase Linear Rotel RN-1000 Sanyo Plus N 33 ANT ES4 Telcom Toshiba Aurex Nakamichi Nakamichi DBX 222 Type II Telefunken Nakamichi Dolby Mod. 363 Nakamichi DBX SNR-1 Behringer SNR Rotel RN-500 Nakamichi Roth RX-NR4 Tascam DX-4 D Technics Nakamichi Nakamichi Telefunken Nakamichi Nakamichi SAE 5000 Aiwa HR-50 Nakamichi Fisher NR-500 Sony NR-500 Nakamichi Technics Dolby Mod. 363 ANT e 124