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Ampex 300

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Avalon 737SAP

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Balsey & Phillips

1930s Class A mic preamp

Collins 12Z Remote Amplifier

Gates GR-90 Remote Compact

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Grace M801 16 channels

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Manley Mono Microphone Preamplifier

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RCA 41-B

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RCA OP-6 (2)

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Sound Devices MP-1

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Telefunken V72 (2)

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Universal Audio M610

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Universal Audio 8110

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Universal Audio 1008 (20)

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Westcam FRFC-2030