MD1

Common name: Groove Tubes MD-1

Production Status: Discontinued / Vintage

The MD1 is a large diaphragm electret cardioid tube condenser microphone. It uses a 10 micron Primo made capsule and a 12AT7 tube. It is ideal for vocals and acoustic instruments. PS2M power supply, EC-1 M 9 pin microphone cable, MSC moisture proof case and ST-1 shock mount priced separately.

Electrical Characteristics

Frequency Response
40Hz - 18 kHz
Output Sensitivity
mV/Pa
Max SPL
Max SPL, THD:
Self Noise (CCIR)
dB
Self Noise (DIN/IEC)
dB-A
Output Impedance
-
Recommended Load
Powering
Proprietary unit
Supply Current
mA
Alternative Powering
Tube Model
ECC81/12AT7/6201
Tube Brand
GT Electronics

Switchable Options

Pad
Filter/EQ

Physical Characteristics

Connector
9-pin (Quick-Lok DB-9)
Connector notes
Available Colours
Nickel
Weight
Length
Min diameter width
Max diameter
Depth

Accessories

Included
Optional
PS2M power supply, EC-1 M 9 pin microphone cable, MSC moisture proof case and ST-1 shock mount.