From Heritage Audio
Made to the same specifications as the acclaimed ´73JR and DMA73 models.
Industry standard Carnhill transformers hand wound in St Ives, England.
80dB, 3 stage fully discrete class A mic preamp.
Line input on separate XLR for adding fat and warmth to prerecorded tracks.
20dB PAD on the mic input to avoid overloading the input transformer when desired.
LOZ, switches the input impedance of the mic transformer from 200 to 50 ohm.
80 Hz hi pass filter. Fully discrete class A.
Ultra high impedance, JFET based D.I.
1 Rack unit format.
External universal power supply for worldwide use
- Microphone input impedance
- HI, 1200 Ohm minimum, LO, 300 Ohm minimum. Higher gain positions gradually have greater impedances, optimum for low gain ribbon mics. Input is transformer balanced and floating.
- Line input impedance
- 10KOhms bridging, transformer balanced and floating.
- Output impedance
- Less than 75 Ohms, transformer balanced and floating, to drive a load of 600 Ohms.
- Maximum output
- Greater than +26.5dBu into 600 Ohms (internally terminated)
- THD
- Less than 0.025% at 1Khz, Less than 0.05% at 100Hz.
- Frequency response
- 20Hz (+0.3dB) to 20Khz (-0.2dB).
- Maximum Gain
- Slightly greater than 80dB.
- Equivalent Input Noise
- Less than -125dBu.
- Output stage noise
- Less than -100dBu.
- Power consumption
- Less than 260 mA @48VDC.
Free 3-Year Warranty
In addition to the standard included manufacturer warranty, virtually all new products carry our exclusive, industry-leading, absolutely free Sound Pure 3-Year Warranty, which includes parts and labor. It's our way of adding real value to the personal touch our small, dedicated team brings to every purchase.
Coverage exclusions live in Terms & Conditions, Section 27. Read the warranty →
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