A classic program EQ that makes mixes sound bigger and more natural. The Heritage Audio LANG PEQ-2 Program Equalizer is the return of the 1960s LANG Electronics equalizer, now made by Heritage Audio after it acquired the LANG company. Its large, clear layout makes it quick to learn for recording, mixing and mastering.
Why customers choose it
Who it is for
Mixing and mastering engineers, studios adding a classic program EQ to the bus or key tracks, and producers who like passive-style tone shaping.
What’s in the box
- 1 x Heritage Audio LANG PEQ-2
- AC power cord EU and US
- Power supply HA-PSU04
Specifications
| Type | Program equalizer |
|---|---|
| Frequency options | 26 |
| Line input impedance | 2400 ohm bridging, transformer balanced |
| Output | Transformer balanced, drives 600 ohm |
| Maximum output | Over +26.5 dBu into 600 ohm |
| THD+N | 0.02% at 1 kHz, +24 dBu |
| Frequency response | 20 Hz – 20 kHz (+/-0.3 dB) |
| Noise floor | -86 dBu or lower |
| Power | 48 V DC at 60 mA |
| Dimensions | 482 x 88 x 153 mm (2U) |
| Weight | 3.088 kg |
Good to know
- It takes 2 rack units.
- It is a single-channel unit; use two for stereo bus work.
FAQ
Can I boost and cut at the same time?
Yes. Low boost and cut work at different frequencies, and the high band has separate Boost and Droop controls.

























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