Detail 01
HEAT mode
Drives the tube stage harder for additional saturation and color while maintaining consistent output levels.
Product detailSKU #1500000480200
BettermakerValve Stereo Passive Equalizer
1/8
Independent shopping perspective
The Korena take
A fully analog passive EQ with tube drive, transformer-balanced output, and digitally managed recall and DAW control.
Strong match
Who this is for
- Mastering applications
- Mix-bus processing
- High-end tracking
- Hybrid studios needing presets, automation, and total recall
Consider the trade-offs
When to look elsewhere
- Setups without balanced XLR connections
- Users who do not need a 2U rackmount processor
- Workflows that do not require DAW control or recall
What matters in use
The specifications, translated
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 02
Digitally managed controls
The analog audio path remains analog while presets, recall, automation, and session snapshots are handled digitally.
Detail 03
High-frequency boost
Ten selectable boost bands extend from 3 kHz to 28 kHz.
Detail 04
Internal state memory
Preserves settings through power interruptions.
Final check
Know before you order
- 01Requires 2U rack space.
- 02Audio I/O is balanced XLR.
- 03DAW integration uses USB and supports VST3, AU, and AAX Native.
- 04The supplied computer requirements list 2 GB RAM minimum and a 1440 × 900 or 1280 × 960 minimum display resolution.
Product questions
Before you decide
Straight answers to the questions shoppers most often ask about this product.
01Is the audio path analog?
Yes. It uses an analog passive EQ circuit with a vacuum tube drive stage and transformer-balanced output.
02Can settings be recalled and automated?
Yes. The included DAW plugin supports preset recall, automation, and session snapshots.
03What connections does it use?
It has balanced XLR audio inputs and outputs, plus USB for DAW control and related functions.
04What does the HEAT function do?
It increases tube drive for additional saturation and color while automatically maintaining consistent output levels.
Reference
Full specifications
The complete catalog record, organized around the decisions musicians make when comparing gear.
2 detailsSound
- Input impedance
- 48 kohm balanced
- Output impedance
- 120 ohm (30 ohm with HEAT enabled)
5 detailsConnections & power
- Maximum input level
- +24dBu
- Standby power consumption
- 2W
- Audio outputs
- Balanced XLR
- Audio inputs
- Balanced XLR
- Maximum output level
- +22dBu
2 detailsSize & weight
- Unit weight
- 6.0 lb.
- Shipping dimensions
- 23.6" × 11.8" × 7.9"
31 detailsOther
- Transformer
- Bettermaker TT-1 output transformer
- Maximum low boost
- 15dB @ 100Hz
- Power supply
- External 100–240VAC adapter included
- Output stage
- Vacuum tube drive stage with transformer-balanced output
- Depth
- 5.5"
- High boost frequencies
- 3kHz, 4kHz, 5kHz, 6kHz, 8kHz, 10kHz, 12kHz, 16kHz, 20kHz, 28kHz
- Format
- 2U rackmount
- Tier
- new
- Nominal operating level
- +4dBu
- High cut frequencies
- 5kHz, 10kHz, 20kHz
- Output gain
- ±8dB
- Plugin formats
- VST3, AU, AAX Native
- Rack size
- 2U
- Category Source
- detail
- Maximum high boost
- 18dB
- HEAT mode
- Variable tube saturation circuit
- USB
- USB connection for DAW control, automation, firmware updates, and preset recall
- Product type
- Stereo passive equalizer with tube output stage
- Maximum low cut
- 16dB @ 100Hz
- Output gain resolution
- 0.1dB (1dB in Quantize mode)
- Low cut frequencies
- 20Hz, 30Hz, 60Hz, 100Hz
- Korena Special
- false
- Signal path
- Analog passive EQ with transformer-balanced output and vacuum tube drive stage
- Power consumption
- 18W maximum
- Product Type
- Stereo passive equalizer with tube output stage
- Model
- Valve Stereo Passive Equalizer (VSPE)
- Low boost frequencies
- 20Hz, 30Hz, 60Hz, 100Hz
- Source Id
- site51500000480200
- Display resolution
- 1440 × 900 or 1280 × 960 minimum
- Input level metering range
- -15dBu to +24dBu
- RAM
- 2GB minimum
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