M900T

Common name: Charter Oak M900T

Production Status: Discontinued / Vintage

The M900T is a small diaphragm studio microphone which is a version of the M900 with tube electronics. The capsules are exchangable – S-5 cardioid, S-6 hypercardioid, or S-7 omni. The capsules are 20mm types; the output is transformer (Cinemag 2480). The circuit is based around a 6J1b vacuum tube. Includes flight case, PSU (115-240V), cables shock mount, S5, S6 and S7 capsules.

Electrical Characteristics

Frequency Response
25Hz - 20 kHz
Output Sensitivity
20 mV/Pa
Max SPL
138
Max SPL, THD:
0
Self Noise (CCIR)
dB
Self Noise (DIN/IEC)
13.5 dB-A
Output Impedance
200Ω
Recommended Load
0.2kΩ
Powering
Proprietary unit
Supply Current
mA
Alternative Powering
Tube Model
6J1b

Switchable Options

Pad
15dB
Filter/EQ
75Hz 6dB/oct

Physical Characteristics

Connector
7-pin
Connector notes
Available Colours
Weight
Length
Min diameter width
Max diameter
Depth

Accessories

Included
Flight case, PSU (115-240V), cables shock mount, S5, S6 and S7 capsules.
Optional