1968 Altec 9475A Microphone PreAmplifier Vintage Discrete Mic Pre 9475 A 9470 Designed by John Hall Langevin AM16 AM-16 MicPre Amplifier

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- 1968 Altec 9475A Microphone Pre Amplifier Module

- This Excellent All Original Example, Serial Number 2502 with a Production Date Code of 391 846, is Very Fine Specimen of an Incredibly Underrated Mic Pre

- Designed by John Hall, Using the Langevin AM16 as a Schematic Foundation, the 9470/9475 are Incredible-Sounding Solid State Pres

- Purportedly Used On Led Zeppelin II, the 9475 is a Direct Replacement for an Altec 458 and Will Plug Directly In to an Altec 250SU Without Modification

- All Photos Are of Actual Unit

- Can Safely Ship Worldwide!