Home›Products›Specialized & Miscellaneous Test Equipment›Bruel & Kjaer Instruments›Bruel & Kjaer 4188 1/2" Microphone w/ 2695 Preamplifier + Cable. Starting at 99.99$!!
Bruel & Kjaer 4188 1/2" Microphone w/ 2695 Preamplifier + Cable. Starting at 99.99$!!
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By Bruel & Kjaer
<p>Please look at pictures 6-26 and decide which exact units you would like before you purchase these items. ITEM PRICES ARE AT THE BOTTOM OF THE PAGE.</p><p> </p><p><span style="font-size: small;"><span style="color: rgb(255, 0, 0);">1 x Microdot to SMA …
Description
<p>Please look at pictures 6-26 and decide which exact units you would like before you purchase these items. ITEM PRICES ARE AT THE BOTTOM OF THE PAGE.</p><p> </p><p><span style="font-size: small;"><span style="color: rgb(255, 0, 0);">1 x Microdot to SMA Cable is included with the purchase of the 4188/2695 set. </span></span>
        We do have a few Microdot to BNC for $40.00 ea.
</p><p>Type 4188 is designed for free-field measurements where an economy microphone with medium sensitivity is required. Being prepolarized, Type 4188 can be used with both CCLD and classical preamplifiers.
Use Scenarios</p><ul><li>Medium class sound level meters</li><li>Equipment complying with IEC 61672 class 1</li><li>Random-incidence measurements</li><li>Portable sound measuring equipment</li><li>Being prepolarized, Type 4188 is especially well suited for battery-operated equipment or for operation in environments with high humidity.</li></ul><p>
Specifications</p><ul><li>Capacitance: 12 pF</li><li>Diameter: 1/2</li><li>Dynamic range: 15.8 – 146 dB</li><li>Frequency range: 8 – 12500 Hz</li><li>Inherent noise: 14.2 dB A</li><li>Lower limiting frequency -3dB: 5 Hz</li><li>Optimized: Free field</li><li>Pressure coefficient: -0.021 dB/kPa</li><li>Sensitivity: 31.6 mV/Pa</li><li>Sound field: Free-field</li></ul><p>
Type 2695 1/2 Inch Short CCLD Preamplifier</p><ul><li>Optimised for Short CCLD</li><li>Connector at preamplifier 10 – 32 UNF</li><li>Supply voltage 28</li><li>Max output voltage (peak) 7</li><li>Max output current (peak) 19</li><li>Frequency range: 20 to 50000</li><li>Attenuation: < 0.2</li><li>Noise A-weighted, typical: 4</li><li>Noise 22,4 Hz to 300 kHz, typical: 12</li><li>Input impedance: 1.7||0.4</li></ul><p>_____________________________________________________________</p><p>Units past Picture 6 are pictures of the filaments of each unit. If you want a specific grade filament, view the pictures and Email or call us if you would like a specific unit. For Example: 2 G. The unit you will receive will be the exact unit shown. You cannot re-order the same number. Prices for the specific units are shown below as well as our grading.</p><p>P-Perfect (1), any unit with a 'P' next to the number means that its filament is in near perfect to perfect condition.  Fairly clean No creases or blemishes.                                    </p><p>Each unit price is 499.99 USD for units in 'P' condition.</p><p>G-Good, any unit with a 'G' next to the number means that its filament is in good condition and may have some small wear on the filament.</p><p>Each unit price is 424.99 USD for units in 'G' condition.</p><p>N-Neutral, any unit with a 'N' next to the number means that its filament has wear such as being touched, or small water stains.</p><p>Each unit price is 374.99 USD for units in 'N' condition</p><p>B-Blemished, any unit with a 'B' next to the number means that its filament is blemished or has wear that could affect the performance of the microphone.</p><p>Each unit price is 249.99 USD for any units in 'B' condition.</p><p>D-Damaged, any unit with a 'D' next to the number means that its filament has been damaged, this may include punctures or scratches that may affect the performance of the microphone drastically.</p><p>Each price is 99.99 USD for any units in 'D' condition.</p><p>Cables are still provided with requested microphones.</p>
        We do have a few Microdot to BNC for $40.00 ea.
</p><p>Type 4188 is designed for free-field measurements where an economy microphone with medium sensitivity is required. Being prepolarized, Type 4188 can be used with both CCLD and classical preamplifiers.
Use Scenarios</p><ul><li>Medium class sound level meters</li><li>Equipment complying with IEC 61672 class 1</li><li>Random-incidence measurements</li><li>Portable sound measuring equipment</li><li>Being prepolarized, Type 4188 is especially well suited for battery-operated equipment or for operation in environments with high humidity.</li></ul><p>
Specifications</p><ul><li>Capacitance: 12 pF</li><li>Diameter: 1/2</li><li>Dynamic range: 15.8 – 146 dB</li><li>Frequency range: 8 – 12500 Hz</li><li>Inherent noise: 14.2 dB A</li><li>Lower limiting frequency -3dB: 5 Hz</li><li>Optimized: Free field</li><li>Pressure coefficient: -0.021 dB/kPa</li><li>Sensitivity: 31.6 mV/Pa</li><li>Sound field: Free-field</li></ul><p>
Type 2695 1/2 Inch Short CCLD Preamplifier</p><ul><li>Optimised for Short CCLD</li><li>Connector at preamplifier 10 – 32 UNF</li><li>Supply voltage 28</li><li>Max output voltage (peak) 7</li><li>Max output current (peak) 19</li><li>Frequency range: 20 to 50000</li><li>Attenuation: < 0.2</li><li>Noise A-weighted, typical: 4</li><li>Noise 22,4 Hz to 300 kHz, typical: 12</li><li>Input impedance: 1.7||0.4</li></ul><p>_____________________________________________________________</p><p>Units past Picture 6 are pictures of the filaments of each unit. If you want a specific grade filament, view the pictures and Email or call us if you would like a specific unit. For Example: 2 G. The unit you will receive will be the exact unit shown. You cannot re-order the same number. Prices for the specific units are shown below as well as our grading.</p><p>P-Perfect (1), any unit with a 'P' next to the number means that its filament is in near perfect to perfect condition.  Fairly clean No creases or blemishes.                                    </p><p>Each unit price is 499.99 USD for units in 'P' condition.</p><p>G-Good, any unit with a 'G' next to the number means that its filament is in good condition and may have some small wear on the filament.</p><p>Each unit price is 424.99 USD for units in 'G' condition.</p><p>N-Neutral, any unit with a 'N' next to the number means that its filament has wear such as being touched, or small water stains.</p><p>Each unit price is 374.99 USD for units in 'N' condition</p><p>B-Blemished, any unit with a 'B' next to the number means that its filament is blemished or has wear that could affect the performance of the microphone.</p><p>Each unit price is 249.99 USD for any units in 'B' condition.</p><p>D-Damaged, any unit with a 'D' next to the number means that its filament has been damaged, this may include punctures or scratches that may affect the performance of the microphone drastically.</p><p>Each price is 99.99 USD for any units in 'D' condition.</p><p>Cables are still provided with requested microphones.</p>