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Heritage Audio DMA-73 Dual Microphone Amplifiertrue true
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Other plan features include:
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Term for New Gear begins on date of purchase but does not replace the store return policy or manufacturer coverage.
Dual-channel microphone preamp clone of the original Neve 1073.
- 80dB Class A Microphone preamplifier, ideal for old ribbon mics
- 50Db Class A Line preamplifier, bridging input impedance, balanced and floating
- All discrete Class A Ultra High Impedance J-Fet Direct Input on a high quality Neutrik Jack
- Class A single ended, 2N3055 driven, high headroom output stage
- Individual Neutrik gold plated XLR connectors for microphone and line inputs
- Gold Plated Neutrik XLR output
- 3 gain stage, genuine B283 gain card modular construction.
- Marconi style knobs and vintage style engraved pushbuttons.
Vintage sound, without the vintage price tag. Order the DMA-73 today!
DMA-73 Dual Microphone Amplifier Specifications:
- PAD: 20dB Mic input attenuation ahead of the input transformer to avoid overloading it.
- HI PASS FILTER: Active all discrete Class A 3rd order Bessel, 80Hz Hi Pass Filter. 18dB/octave slope.
- OUTPUT control to allow overloading of the preamp.
- External linear PSU to avoid electromagnetic radiation into the audio transformers ( a.k.a. hum ).
- Carnhill Input and Output transformers.
- Microphone input impedance: HI, 1200 Ohm minimum, LO, 300 Ohm minimum. Higher gain positions gradually have greater impedances, optimum for lo gain ribbon mics. Input is Carnhill transformer balanced and floating.
- Line input impedance: 10K Ohms bridging, Carnhill transformer balanced and floating.
- DI input impedance: Greater than 2 Megohms, unbalanced.
- Output impedance: Less than 75 Ohms, Carnhill transformer balanced and floating, to drive a load of 600 ohms (factory terminated).
- Maximum output: Greater than +26dBm into 600 ohms.
- THD: Less than 0.025% at 1 Khz, less than 0.05% at 100Hz.
- Frequency response: 20Hz ( +0.3dB ) to 20Khz (-0.2dB)
- Maximum gain: Slightly greater than 80dB
- Noise: Less than -100dBm.
- Power consumption: Less than 200 mA @24VDC
- Free Standard Ground shipping (48 contiguous states, some overweight and Used/Vintage items excluded).
- Orders placed before 3 p.m. ET usually ship the same business day.
Every guitar or bass you purchase from Musician's Friend (electric or acoustic, New or Open Box) includes two years of protection from manufacturer defects.
Our Gear Advisers are available to guide you through your entire shopping experience. Call or Chat for expert advice and to hear the latest deals.