Pultec EQP-1A
Passive Tube Program EQ
Equalizer$4,495Manufacturer list price
Specifications
- Type
- Equalizer
- Description
- Passive Tube Program EQ
- Topology
- passive LC program EQ, tube makeup gain
- Signal path
- Analog
- Channels
- 1
- Channel format
- mono
- Form factor
- 19-inch rack, 3U
- Rack units
- 3
- Powered
- yes
- Frequency response
- 20 Hz-20 kHz, ±0.5 dB
- Impedance (Ω)
- 600 (in) / 50 (out)
- Country of manufacture
- USA
Details
Controls: Low shelf boost 20/30/60/100 Hz (0-13.5 dB); low shelf attenuate 20/30/60/100 Hz (0-17.5 dB); high peak boost 3/4/5/8/10/12/16 kHz (0-18 dB); high shelf attenuate 5/10/20 kHz (0-16 dB)
I/O: transformer-balanced input/output; input impedance ~600 ohms, output impedance ~50 ohms
Notes: Current maker is Pulse Techniques LLC (Fort Collins, CO) - official current Pultec brand owner. 3U 'blue chassis' format, the pre-1971 EQP-1A form factor; 2U condensed equivalent is EQP-1A3 (same specs/parts per maker). Tube complement: 12AU7, 12AX7, 6X4. country_of_manufacture inferred from Pulse Techniques company history (current production is USA-based, Fort Collins CO); not stated verbatim on product page. year_intro left blank - product page gave conflicting/ambiguous original-production dates (references to both early-1950s EQP-1 lineage and 1961-1971 window) so not asserted. price_usd is MSRP as published on manufacturer product page.