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Alembic Club » Swap Shop and Wish Lists » For Sale & Trade » Archive 2007 » AKG C 4000B Large-Diaphragm Stage and Studio Condenser « Previous Next »

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spose
Intermediate Member
Username: spose

Post Number: 121
Registered: 5-2002
Posted on Sunday, January 07, 2007 - 8:23 am:   Edit Post

excellent condition.
MSR Price: $846.00
You can find them new for around $650.00
Will sell for $500.00 firm plus shipping.
Paypal accepted.

SPECS -
The C 4000 B was engineered from the ground up to take advantage of developments in low noise surface mount circuitry and electret technology to produce a microphone with an astounding dynamic range of 137 dB. The microphone’s noise floor is a low value of 8 dB-A, and it reaches a reference value of 0.5% THD at a level of 145 dB. The capsule assembly has been internally shock mounted, and the grid/screen structure is 0.2 inch (3 mm) thick to reduce wind and breath “pops” with minimal effect on high frequency performance. The diaphragm assembly is the industry’s first back plate electret dual 1 inch (25 mm) diameter design, and it reflects recent developments in electret technology that assure both long-term stability and very high equivalent dc voltage biasing. The C 4000 B reflects AKG’s customary attention to subtleties of frequency response: the transformerless output gives rock solid low frequency performance, and the 6 micron thick gold-sputtered diaphragms provide extended high frequency performance. Switchable 10-dB padding extends the operating range even more, and a 12-dB/octave low cut at 100 Hz removes rumble or excessive proximity effect. While the C 4000 B is primarily intended for studio use, it will be equally at home in broadcast operations or on stage for vocal applications of the highest quality. Polar patterns are omnidirectional, cardioid, and hypercardioid. Features: * Noise floor of 8 dB(A) and maximum level capability of 145 dB * Uses the first 1-inch dual diaphragm electret capsule in the industry * Three selectable polar patterns (omni, cardioid and hypercardioid) * Operates with phantom powering from 9-52 volts * Integrated wind and pop screen, plus internal shock mounting, for lowest environmental noise performance Specifications: * Transducer type: Dual diaphragm, 1 in. (25 mm) diameter pressure gradient * Diaphragm material: Gold-sputtered mylar foil * Frequency response: 20 Hz - 20 kHz * Polar patterns : Omnidirectional, cardioid and hypercardioid * Impedance: Less than 200 ohms * Recommended load impedance: Greater than 1000 ohms * Output connector: XLR (pin 2 positive, per IEC standard) * Sensitivity at 1 kHz: 25 mV/Pa; -32 dB (dB re 1 V/Pa) * Equivalent noise level (A-weighted): 8 dB (DIN 45412) * Sound pressure level for 0.5% THD (0/-10 dB): 145/155 dB SPL (350/1000 Pa) * Dynamic Range: 137 dB * S/N ratio re 1 Pa (A-weighted): 86 dB * Environment: Temperature: 14° F to 140° F (-10° C to +60° C) Relative humidity: 90% (-20° C),85% (+60° C) * Pre-attenuation switch: -10 dB * Low frequency roll-off: 12 dB/octave below 100 Hz * Power requirement: 9 to 52 V phantom power * Current consumption: less than 2 mA * Microphone size: 2.2 in. (58 mm dia), 7.2 in. long (183 mm) * Microphone net weight:16 oz. (0.45 kg) * Standard accessories: H 100 Elastic suspension W 4000 Foam windscreenAKG
spose
Intermediate Member
Username: spose

Post Number: 122
Registered: 5-2002
Posted on Sunday, January 07, 2007 - 2:13 pm:   Edit Post

btw - this is an excellent mic for micing up bass cabs. It sounds fantastic and you can not blow out the low end of this dual 1 inch diaphragm condenser.


would consider trade for FX1 with no issues.

thanks!
jubeas3eyes
Member
Username: jubeas3eyes

Post Number: 53
Registered: 1-2006
Posted on Thursday, January 11, 2007 - 8:43 am:   Edit Post

Hey I'm interested in the mic, but can't find a way to messege you. Can I have your email address?
cozmik_cowboy
Member
Username: cozmik_cowboy

Post Number: 75
Registered: 10-2006
Posted on Thursday, January 11, 2007 - 9:36 am:   Edit Post

FWIW, I've gotten excellent results with these on upright bass, as well as tenor & bari sax.

Peter
spose
Intermediate Member
Username: spose

Post Number: 123
Registered: 5-2002
Posted on Sunday, January 14, 2007 - 12:15 pm:   Edit Post

Hi, sorry about the that

email me at -

alembicbassplayer@comcast.net
spose
Intermediate Member
Username: spose

Post Number: 126
Registered: 5-2002
Posted on Sunday, January 21, 2007 - 7:39 am:   Edit Post

mic now $450.00

thanks!

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