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musicmanrrc
 
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Default FOR SALE: Larson Davis Precision Mics/Preamps/Cables

FOR SALE: Larson Davis Precision Mics/Preamps/Cables

Selling for $800. (Originally over $3,000 complete.)
Email for further info.
Photo:
http://www.pazul.com/images/micsystem1.jpg

These mics are superb for "live" or studio recording; extremely flat
response to 20K. Excellent for vocals and instruments. Shipped with
calibration certificates, freq. response plots and data sheets. To hear
a "live" recording using these mics, visit
http://www.imaginefabfour.com/audio/demo1.mp3 (2 mics placed in "V"
formation 50 feet from stage. Note good low and high response even with
low bitrate MP3.)

FROM THE BROCHURE
The Larson Davis Model 2541 is a free-field, 1/2 inch microphone
designed with high sensitivity for low level measurements. It exhibits
good temperature stability, an important parameter for microphones. The
Model 2541 is the appropriate microphone for use with precision sound
level meters intended to meet the specifications of IEC 60651 Type 1
and ANSI S1.4-1983 Type 1.

Typical Applications
- Precision sound level measurements
- Environmental noise monitoring
- Industrial hygiene noise studies
- Machinery noise control
- Research and development

Features
- Rugged
- Accurate
- Wide frequency range
- Flat frequency response
- Stable over temperature and humidity
- Meets IEC 61094-4 Type WS2F
- Externally Polarized
- Supplied with individual calibration data

SPECIFICATIONS
Nominal Diameter 1/2 inch
Open Circuit Frequency Response (=B1 2 dB) 3.15 Hz to 20 kHz
Open Circuit Sensitivity (250 Hz) 44.5 mV/Pa (-27 =B1 1.2 dB 1V/Pa)
Lower Limiting Frequency (-3 dB) 1 Hz to 2 Hz (rear vented)
Cartridge Thermal Noise 15 dB(A)
Distortion Limit (3%) 146 dB 20 =B5Pa at 100 Hz
Diaphragm Resonance Frequency 14 kHz (90=B0 phase-shift)
Polarization Voltage 200 V
Polarized Cartridge Capacitance (250 Hz) 15 pF
Mean Temperature Coefficient +0.006 dB/=B0C (-10 =B0C to +50 =B0C)
Equivalent Air Volume 45 mm3
Expected Long-Term Stability 1000 years/dB at 20 =B0C (68 =B0F)
Influence of Vibration 62 dB 20 =B5Pa when excited with 1 m/s2 axial
vibration
Influence of Magnetic Field 0 dB 20 =B5Pa in 60 Hz, 80 A/m field
Influence of Humidity 0.1 dB, 0% to 95% RH, non-condensing
Influence of Static Pressure - 0.01 dB/kPa
Diameter
With Grid 13.2 mm (0.52 in)
Without Grid 12.7 mm (0.50 in)
Height
With Grid 16.3 mm (0.64 in)
Without Grid 15.5 mm (0.61 in)
Thread for preamplifier mounting 11.7 mm-60 UNS (0.4606-60 UNS)

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musicmanrrc
 
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Default FOR SALE: Larson Davis Precision Mics/Preamps/Cables

these items have sold.

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