The API 862 50th Anniversary is a 50th-anniversary limited edition of the 312 mic preamp and 550A EQ combined in a single channel rackmount unit. This limited edition is built and wired by hand in the tradition of analogue recording’s golden era.

The API 862 uses the original PCB designs of the 50th Anniversary 500 series 312 preamp and 550A EQ modules merged into a highly collectable vintage-style unit.

Each of the 50 units is marked with a unique serial number.

API 862 50th Anniversary Main Features:

• 35 dB of adjustable microphone input gain
• Polarity flip, 48 V phantom power, and 20 dB pad switches
• Insert switch to activate rear EQ input connection for 550A EQ section instead of 312 output
• 3 bands of EQ in discrete steps to a maximum of 12 dB boost or cut and 5 frequencies per band
• 550A EQ IN switch
• High and Low bands shelf/peak selection switches
• Switchable band pass filter toggle switch
• Vintage style analog VU Meter (0VU = +4 dBu) and peak LED (+18 dBu), selectable 312 or 550A output
• Limited Production with 50th Anniversary Faceplate — Individually Serialized (1-50)