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Symetrix 528E Voice Processor - Microphone PreAmp - Power Cable Included | eBay
Symetrix 528E Voice Processor Microphone Preamp • Available from ChurchGear
Symetrix 528E Voice Processor ⋆ CUE Sale
Symetrix on Twitter: "#RetroThrowback The industry-standard Symetrix 528E Voice Processor has been revered by broadcasters for decades. Rumor has it, there was a time when most voices heard on-air were through a