7J
Common name: Amperite 7J
Production Status: Discontinued / Vintage
The 7j Junior is a compact transformer coupled lavalier microphone ideal for speech applications such as lectures. It has a 15 ft. cable. Available in hig or low (7J-H) impedance versions.
Electrical Characteristics
Frequency Response
60Hz - 7.7 kHz
Output Sensitivity
3.16 mV/Pa
Max SPL
Max SPL, THD:
Self Noise (CCIR)
dB
Self Noise (DIN/IEC)
dB-A
Output Impedance
-
Recommended Load
Powering
Supply Current
mA
Alternative Powering
Switchable Options
Pad
Filter/EQ
Physical Characteristics
Connector
Tuchel 3262 (3-pin) "Small Tuchel"
Connector notes
Available Colours
Weight
Length
44.45 mm
Min diameter width
Max diameter
2.54 mm
Depth
38.10mm
Accessories
Included
Optional