TCL-2 Twin Topology Two-Channel Compressor/Limiter
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Control Dynamics With Total Signal Integrity
- Two paths to perfection with Twin Topology™
- Stereo optical compressor/limiter with unprecedented sonic purity & integrity
- All triode 300 V vacuum tube signal path or...
- All discrete J-FET solid state signal path
- Both topologies are entirely transformerless, high voltage, pure Class A
- Minimalist design: only one active stage in the audio path
- Threshold: Infinity to + 20 dBu
- Ratio: 1.4 : 1 to 30 : 1
- Attack: 2 to 100 ms
- Release: 100 ms to 3 s
- Large meters: switchable for VU or Gain Reduction
- Constructed for demanding professional applications
- Ultra-Premium components throughout
- Gold relays, connectors, switches, tube sockets
- Silver Teflon power wiring, Mogami Neglex OFC audio wiring
- Detented, loggable controls (option)
- Lovingly hand-crafted in Northern California
Specifications
| Threshold Range | Infinite to +20 dBu, Continuously Adjustable |
| Maximum Output Level | > + 32 dBu |
| Maximum Input Level | + 30 dBu |
| Output Gain Control | Continuously Adjustable |
| Frequency Response | +0 / -3 dB sub 5 Hz to 100 kHz |
| Noise (20 Hz - 22 kHz) | -87 dBu (SS), -82 dBu (VT) |
| Attack Range | 2 ms to 100 ms, Continuously Adjustable |
| Release Range | 100 ms to 3.0 S, Continuously Adjustable |
| Compression Ratio Range | minimum 1.4 : 1, maximum 30 : 1 Continuously Adjustable |
| THD + Noise (20 Hz - 30 kHz) | < .01 %, typ .003 % (VT or SS) |
| Common Mode Rejection Ratio (10 Hz - 20 KHz, 100 mV C.M.) | > 50 dB, Typ > 70 dB |
| Dynamics Bypass For Each Channel? | Yes |
| Meter Gain Reduction Or VU Selection? | Yes |
| Stereo Linking Switch? | Yes |
| Input Impedance | 25k Ohms |
| Minimum Output Load Impedance | 300 Ohms (SS), 1k Ohms (VT) |
| Recommended Minimum Load | 600 Ohms (SS), 3k Ohms (VT) |
| Output Impedance | < 5 ohms (SS), < 300 ohms (VT) |
| Twin Topology Compressor Amplifiers | Switch In: Pure Class-A Discrete J-FETs |
| Switch Out: Pure Class-A Triode Tubes | |
| Power Consumption | 55 watts maximum |
| Power Requirements | Selectable: 100-120, 200-240 V ac, 50/60 Hz |
| Dimensions/Shipping Weight | 19” W x 12.5” L x 3.5” H, 26 lbs. |