The Airfield Audio Liminator 2 is a Vintage 70's Style Class A Dual Transformer Stereo Compressor. Completely hand-assembled.
- American Jensen transformers for a clean uncolored sound
- British made Sowter transformers for extra rich musical harmonics
- 5 position step rotary switch on Attack, Release and Ratio
- Continuously variable adjustment on Threshold and Output gain
- Analog VU meter is switchable for: input and output plus gain reduction
- All front panel controls pots and switches are extremely high grade quality
Features
- Vintage David Miller design
- 70's Class A electronics
- Completely hand-assembled
- Distortion-free Opto attenuator compressor system
- Switchable input transformers - 2 modes
- 0 - 20 dB gain reduction
- Maximum output level of 32 dBu
- Low THD + noise, less than .02%
- Link switch (on both models) and a true relay bypass switch
- Silver soldering on all connections
- Circuit board made with 3 ounce copper
- Transformer balanced XLR in and out connections
- +4 / +14 dBu meter level switch (on stereo version only)
- Switchable 115/230 VAC operation
Specifications
INPUT IMPEDANCE:
15K with Transformer 1, Balanced, Pin 2 hot
1.2K with Transformer 2, Balanced, Pin 2 hot
OUTPUT IMPEDANCE:
75 Balanced, Pin 2 hot
FREQUENCY RESPONSE:
± 0.25dB, 20 Hz to 20 kHz
- 2dB at 10 Hz, -2dB at 68 kHz with Transformer 1
- 2dB at 10 Hz, -2dB at 120 kHz with Transformer 2
NOISE:
less than -80 dB, 20 Hz to 80 kHz, -92 dB typical below operating level
DISTORTION:
less than .02% THD at unity gain, 4dBu input level .1% THD at 24 dBu input level
MAXIMUM OUTPUT:
+ 32 dBu into 600
GAIN REDUCTION RANGE:
0 ~ 20 dB
CROSSTALK:
-89 dB @ 1KHz, +4dBu signal level
ATTACK:
5, 30, 60, 100, 150 milliseconds
RELEASE:
.1, .3, .6, 2, 6 seconds
GAIN REDUCTION ELEMENT:
LD1 forward biased optical resistive module
METER:
dB Gain Reduction
dB Input, dB Output (0VU = + 4dBu or +14dBu)
POWER REQUIREMENTS:
20 watts, 115 / 230 VAC, 50 / 60Hz
FUSE TYPE:
3AG slo-blo, ½ Amp for 115 VAC mains, ¼ Amp for 230 VAC mains
DIMENSIONS:
19" Rackmount 3U Chassis
DEPTH:
8" (200mm)
WEIGHT:
18 pounds (10 kg)