NT4
Instruction Guide
STUDIO CONDENSER MICROPHONES
✔
(EMC, LVD)
NT4
Serial Number:..........................................
Checked by:..............................................
Date:..........................................................
This stereo condenser microphone has been
proudly designed and manufactured by
Microphones in Sydney, Australia.
We at thank you for investing in our
product and with the appropriate care, it will serve
you well for many years to come.
Please take the time to read the following
information which will help you to achieve the
best possible performance from your NT4.
Peter Freedman
Microphones
SPECIFICATIONS:
• Capsule: 2 x 1/2” (13mm) externally
polarised condenser
transducers in stereo XY
placement.
• Active Electronics: J-FET Impedence convertor
with bipolar output buffer.
• Pickup Pattern: Cardioid per capsule (see
graph).
• Output Impedence: 200 Ohms
• Frequency Response:20Hz – 20kHz (see graph)
• Sensitivity: -38dB re 1v/Pa +/-2dB
equivalent to 12mV/Pa where
1Pa = 94dBSPL
• Equivalent Noise: <16dB SPL (A-Weighted per
IEC268-15).
• Maximum Output: +13.9dBu @ 1% THD into 1k
• Dynamic Range: >128dB
• Maximum SPL: 143dB @ 1% THD into 1k
• Signal / Noise Ratio: 78dB
• Power Requirements: P48, P24, P12 phantom or 9V
Battery
• Packed Weight: 2.3Kg (Microphone only 480g)
• Dimensions: Diameter: 32mm
Length: 232mm
UENCY RESPONSE
FREQ
POLAR PATTERN
FEATURES:
• Stereo XY condenser microphone.
• 2 x Externally biased 1/2” Capsules with gold sputtered
diaphragm.
• Capsules closely matched with full frequency
response.
• Phantom power or 9V battery operation.
• Durable satin-nickel finish.
• Custom stereo cables (included) dual XLR and mini
Stereo Jack.
• Custom WS4 twin-head Wind Shield.
• Surface-mount transformerless circuitry.
• Complete with Custom Carry Case and Stand Mount.
CCESSORIES INCLUDED:
A
• WS4 Wind Shield
• Custom Carry Case
• RM3 Stand Mount plus 3/8” – 5/8” Thread Adaptor
• Custom Stereo Cables
(dual XLR and mini stereo jack)