API Select TranZformer CMP Compressor Pedal
Feature 
- Proprietary API 2510 OpAmp
- Signature API output transformer
- Adjustable attack and release times
- Wet/dry blend control
- Selectable feedback/feedforward compressor styles
- Buffered bypass
The API Select TranZformer® CMP incorporates API's legendary VCA-type compressor circuit into a versatile and compact guitar effects pedal. Designed to easily fit into your pedal board and engineered to run off standard 9V power supplies, the CMP gives you classic studio-quality compression right at your feet. Other features include a buffered bypass in/out footswitch, adjustable attack and release times, wet/dry blend control, selectable "feedback" and "feedforward" compressor styles, transformer output, and of course the classic API sound.
Specifications
| Input connection: | 1/4" Hi-Z unbalanced instrument input | 
| Input Impedance: | 1MΩ | 
| Bypass: | Yes, buffered, 0dB | 
| Output connections: | 1/4" Hi-Z unbalanced output | 
| Output Impedance: | Hi-Z output: Less than 1kΩ | 
| Input Gain Control: | 9dB - 30dB, Variable | 
| Output Level Control: | -inf. to 0dB, Variable | 
| Maximum output level before clipping: | +15dBu (9VDC)+22dBu (18VDC)
 | 
| Frequency Response: | +0dB, -1dB, 20-20kHz | 
| Compressor: | Ratio (Sustain): Varies from 1:1 to 20:1 depending on compressor control setting.
 Attack (switched): FAST (1ms) or SLOW (10ms)
 
 Release (switched): FAST (300ms) or SLOW (1s)
 
 TYPE (switched): New (Feed-forward), OLD (Feed-back)
 | 
| Power Supply: | 9-18VDC @ 100mA | 
| Size: | 4.6" x 3.8" x 3" | 
| Size (Boxed for Shipping): | 6" x 4.5" x 4.5" | 
| Actual Weight: | 1.5 lbs. | 
| Shipping Weight: | 2 lbs. |