GT 1B FET

Common name: Groove Tubes GT 1B FET

Production Status: Discontinued / Vintage

The GT 1B FET is a solid state microphone delivering excellent performance and value. This enhanced reissue of the legendary Model 1A side-address, true condenser features a hand-assembled, hand-tested 1.10-inch diameter capsule. The ultra-thin 3-micron evaporated-gold diaphragm is the thinnest in the business. The electronics uses a Class A FET amplifier. Though the least expensive Groove Tubes microphone it still offers +/-1 dB matching to the golden microphone spec to allow unrestricted stereo pairing.

Electrical Characteristics

Frequency Response
20Hz - 20 kHz
Output Sensitivity
32 mV/Pa
Max SPL
134
Max SPL, THD:
1
Self Noise (CCIR)
dB
Self Noise (DIN/IEC)
22 dB-A
Output Impedance
200Ω
Recommended Load
0.5kΩ
Powering
Phantom 48 only
Supply Current
mA
Alternative Powering

Switchable Options

Pad
Filter/EQ

Physical Characteristics

Connector
XLR-3M
Connector notes
Available Colours
Black
Weight
1400 g
Length
191 mm
Min diameter width
Max diameter
50 mm
Depth

Accessories

Included
Mount, shock mount
Optional