JBL 4430 RTW PPM 1206 Rane AD22S Bittner Basic Klein Hummel MM Dynacord EQ 310 ACR A700 Fostex D80 Electro-Voice Musikelectronic Telefunken Dolby CP-55 Klein Hummel K Spendor 45 BS Studer A 779 Studer A 764 Hartke Kilo AudioSource EQ Dynacord ES 820 BSS FDS-334T Urei 1620 LE Klein Hummel K ADC Sound Heco Activ 2000 JBL 4508 Single Bittner Basic Crown I-Tech Studer A 725 Martin Audio Genelec 6010 A Linaeum LFX Sennheiser EM Tannoy Super Martin Audio Bell MDA-402 Klein Hummel K Klein Hummel OX Teac C-3 X JBL MPA 750 SQN 3 Type M Dynacord FE Spendor 45 BS Kort SR Dynamik Denon DN-X800 Echolette LE 4 JBL MPA 600