CA E2
The Camden Ec2 is a Two channel 19", 1u preamp featuring award-winning Camden preamps, Mojo analogue saturation circuits, and dual reference-quality headphone amplifiers with discrete line mixers.
Type: Preamps/Channel Strips
Ultra-Clean and Transparent Performance
Camden EC2’s preamps exhibit performance specifications that rival and exceed the most revered ‘transparent’ preamps on the market.
>With Vintage Mojo On Tap
With two discrete Mojo styles, Camden EC2 takes on the persona of vintage transformer-based preamps using its Thump Mojo or gooey tube-based preamps using its Cream Mojo.
Capture your audio sources with complete transparency; boost low-sensitivity microphones without adding noise; and capture instant transients without phase shifts that cause summing abnormalities.
Unlike transformer or valve-based preamps, Mojo’s saturation is completely variable allowing you to dial-in the amount of saturation you need for each source. Keep it at 3-4 for authentic preamp THD or crank it up to 11 for a more exaggerated effect.
All specifications are typical performance unless otherwise noted. All specifications are subject to change at any time. Tested with Audio Precision APx555. |
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Preamp |
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Test Signal Path |
APx555 (Line Out) - Input 1 - Line Output - APx555 (Line In) |
Input Impedance |
Mic= 8.9 kOhms 48v Off, 5.4 kOhms 48v ON, Line = 24.3 kOhms, Hi-Z= 1.5 MOhm Unbalanced, 3 MOhm Balanced |
Max Input Level |
Mic = +17.6dBu (<0.003% THD), Line = +26.5dBu (<0.02% THD), Hi-Z = +24dBu (<0.02% THD) |
Minimum Gain |
Mic= 8dB, Line = 0dB, Hi-Z = 3dB |
Maximum Gain |
Mic = 68dB, Line = 60dB, Hi-Z = 63dB |
Equivalent Input Noise (EIN) |
<-129.5dBu (150 Ohm source, unweighted), <-131dBu (150 Ohm source, A-weighted), <-135.5dBu (Inputs common, unweighted) |
Frequency Response |
±0.7dB (<1 Hz to >1000 kHz, Min Gain), ±0.7dB (<1 Hz to >1000 kHz, 35dB Gain), ±1dB (<1.5 Hz to 900 kHz, 63dB Gain), ±1dB (<5 Hz to >200 kHz, Max Gain) |
Phase Shift |
<2.75° (20Hz to 20kHz, 40dB Gain), <4° (20Hz to 20kHz, 63dB Gain), |
THD+N |
<0.00025% (1kHz, 35dB Gain, +24dBu out) |
Intermodulation Distortion |
<0.0006% (50Hz and 7kHz, 35dB gain, +20dBu out), <0.0005% (50Hz and 7kHz, 35dB gain, +15dBu out) |
Hi-Pass Filter (HPF) |
80Hz, -3dB, 12dB/Oct |
CMRR |
>70dB, typ >85dB, 35dB gain, 10-20kHz, 100mV Common mode |
Slew Rate |
20V/uS, 35dB gain, +25dBu out |
48v LED Thresholds |
Off = 48v Off, voltage fully discharged Amber = 48v voltage charging/discharging Red = 48v fully charged |
Signal LED Meter Thresholds |
Blue = -20dBu Green = -12dBu Amber = +21dBu Red = +24dBu |
Max Output Level |
Balanced XLR = +27.5dBu (<0.002% THD, 30dB Gain) Impedance Balanced ¼” Jack = +21.5dBu (<0.002% THD, 30dB Gain) |
Output Impedance |
Balanced XLR = 150 Ohm Impedance Balanced 1/4” Jack = 150Ohm Balanced, 75 Ohm Unbalanced |
Link Max Output Level |
Impedance Balanced 1/4” Jack = +21.8dBu (<0.006% THD) |
Link Output Impedance |
Impedance Balanced 1/4” Jack = 75 Ohm Unbalanced, 150 Ohm Balanced (Buffered Output) |
Headphone Amplifier |
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Test Signal Path |
APx555 (Line Out) - AUX Input - Headphone Output - APx555 (Line In) |
Frequency Response |
-1dB, <1Hz to >70kHz |
THD |
<0.0006% (-104.4dB) @ +20dBu, 1kHz, A-weighted, 300 Ohm load |
THD+N |
<0.00085% (-101.4dB) @ +20dBu, 1kHz, A-weighted, 300 Ohm load |
Output Impedance |
0.33 Ohms |
Output Wattage |
250mW x 2 @ 600 Ohms, 1kHz |
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650mW x 2 @ 220 Ohms, 1kHz |
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1.21W x 2 @ 100 Ohms, 1kHz |
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500mW x 2 @ 32 Ohms, 1kHz |
Dynamic Range |
114.5dB A-weighted, AES17 method, 20Hz - 20kHz, 300 Ohm load |
Noise Floor |
-93.5dBu A-weighted, 20Hz - 20kHz, 300 Ohm load |
Power |
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AC Requirements |
100V – 240V AC, 50 – 60 Hz |
Total Power Consumption |
24v, 1.25A DC, 30W |
Environmental |
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Operating Temperature |
+1 to 35 degrees Celsius |
Storage Conditions |
-20 to 50 degrees Celsius |
Dims/Weights |
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Unit |
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Width |
481mm (19") (Rackmount) |
Height |
44.45mm (1.75") (1u) |
Depth |
240mm (9.5") |
Unit Weight |
2.8kg (6.2lb) |
Shipping Carton |
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Width |
600mm (23.6") |
Height |
120mm (4.7") |
Depth |
350mm (13.8") |
Carton Weight |
4.1kg (9lb) |