Compressor / Gate

The Grandchild 670 Stereo Compressor from Heritage Audio's 500 Series is revolutionizing the audio industry with its innovative technology and compact design. Designed to deliver the warm, enveloping sound of the Model 670 tube compressor in a 500 series format, the Grandchild 670/500 combines four 6BA6 (5749) NOS tubes with three exclusively designed transformers to produce rich, dynamic sound.

ARTICLE N° 93383
  • Heritage Audio Grandchild 670 Vari-Mu Herchild
  • Compressor
  • 500 Series
  • Channel: 1
  • Lamp: 4x 6BA6 (5749)
  • Input impedance: 15 kΩ
  • Output impedance: 50 Ω
  • Output level: +29 dBu
  • Frequency response: 20 Hz ⭢ 20 kHz
  • Own noise: < -78 dBu
  • Harmonic distortion: < 0.5% at any level up to +24 dBu output (without compression)
  • Consumption: >200 mA per rail and per slot (+16V/-16V)
  • Dimensions: 180 x 133 x 75 mm
  • Weight: 1.12 kg
The Grandchild 670 Stereo Compressor from Heritage Audio's 500 Series is revolutionizing the audio industry with its innovative technology and compact design.

Designed to deliver the warm, enveloping sound of the Model 670 tube compressor in a 500 series format, the Grandchild 670/500 combines four 6BA6 (5749) NOS tubes with three exclusively designed transformers to produce rich, dynamic sound.

This stereo compressor offers maximum flexibility with controls for Input, AC Threshold, Attack, Release and DC Threshold, allowing you to sculpt sound with unrivaled precision. Additionally, a 3-position high-pass filter reduces the influence of low frequencies on the pickup circuit, ensuring precise and transparent compression.

With its stereo design, the Grandchild 670/500 guarantees a stable stereo image by combining the two channels to determine the overall gain reduction. The compressor is housed in a sturdy two-unit housing for the 500 series format, with a sleek front panel featuring an informative VU meter.

The Grandchild 670/500 captures the essence of that sought-after classic sound, delivering smooth, transparent compression that enhances every element of the mix. Heritage Audio engineers took on the challenge of condensing this legendary tone into a more compact space, while preserving the sound quality and exceptional responsiveness of the original model.

Delivering unrivaled audio quality and remarkable versatility, the Grandchild 670/500 Stereo Compressor is the perfect tool for demanding audio engineers and producers looking for world-class sound in a compact, convenient format.
Gate
 Yes
Lamps
 Yes
Vu-meter
 Yes
Power supply
 Via Rail (+16V / -16V)
Adjustable Attack / Release
 Yes