Heritage 8173
Heritage 8173: Mic / Line preamp, EQ and High Pass Filter. 80 series
- Keeps the 73 Baxandall shelving Lo and Hi EQ bands with the choice of 3 Hi shelving frequencies.
- Compatible with the Heritage Audio Frame 8 and Rack 2 powered enclosures.
- Microphone input impedance: HI, 1200 Ohm minimum, LO, 300 Ohm minimum.
- Higher gain positions gradually have greater impedances, optimum for lo gain ribbon mics.
- Transformer balanced and floating input.
- 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 +26dBu into 600 Ohms, 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.
- Noise: Less than -100dBu.
- Power consumption: Less than 110 mA @24VDC.
- More info here.