Retro Instruments 2A3 Dual Program EQ
Pultec-style Passive Program EQ
EqualizerPrice not published
Specifications
- Type
- Equalizer
- Description
- Pultec-style Passive Program EQ
- Topology
- all-tube/valve, passive LC (inductor-capacitor) equalization, Pultec-style, non-feedback
- Signal path
- Analog
- Channels
- 2
- Channel format
- dual-mono / stereo pair
- Form factor
- 19-inch rack
- Rack units
- 2U
- Powered
- AC mains (IEC), 115/230V switchable, 50–60Hz
- Frequency response
- flat within 1 dB, 20 Hz–20 kHz
- Country of manufacture
- USA
Details
Controls: LF boost (20/30/60/100 Hz), LF cut (20/30/60/100 Hz), HF boost (1.5/3/4/5/6/8/10/12/14/16 kHz), HF cut (5/10/20 kHz), subsonic filter (40/90 Hz, peaking)
I/O: XLR input/output
Notable use: Cited users: Ross Hogarth, Michael Brauer, Joe Chiccarelli
Notes: Evokes the Pultec EQP-1A program EQ — manufacturer states the design is 'accurate to the industry-standard Pultec EQ performance,' adding HF boost sweet spots beyond the original EQP-1A frequency set. Tube complement: 2x12AX7, 2x12AU7. S/N >76 dB, channel separation >70 dB, THD <1% (20 Hz–20 kHz). Dimensions 19"W x 3.5"H x 9"D. A search-engine snippet suggested a dealer price near $4,295, but this was not confirmed via direct fetch as manufacturer MSRP — left blank.