Altec 438A (Modded by Dave Way)

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A classic Altec unit! Recently serviced and modded by Dave Way. Mods include: Release and Threshold added as per the Altec "436C" revision. Valve balance/bias adjustment pot added Stepped output attenuation in 5db increments as per RS124 Spec. Mic input and 12AY7 valve disconnected and isolated (no mic input) allowing the line input to be fully balanced as per "436C" spec Condition: GoodAccessories: Captive XLRs and power cableVoltage: 115V ONLY Show more