<strong>Features:</strong>
<ul>
<li>Solid state circuitry throughout</li>
<li>Ultra low noise figures</li>
<li>High operation reliability</li>
<li>low power consumption</li>
<li>extended long-life stability</li>
<li>Built-in attenuation switch with 0 to 10 dB position</li>
<li>Bass-cut switch with the following possible combinations:
<ul>
<li>◦linear response (no bass-cut)</li>
<li>bass-cut with onset at 70 Hz</li>
<li>bass-cut with onset at 150 Hz</li>
</ul>
</li>
<li>High quality cardioid capsule with exceptionally flat on-axis frequency response</li>
<li>High temperature stability, reliable construction</li>
<li>Gold plated, self-cleaning connector pins for high resistance to humidity</li>
</ul>
The ruler-flat frequency response and consistent polar pattern of this make the CK61 Capsule ideal for critical recording and live sound applications where consistent suppression of off-axis sound is an important requirement.
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![](https://j78785.p3cdn1.secureserver.net/wp-content/uploads/2022/04/AUDIO-TECHNICA-4033.jpg?time=1725842259)
<strong>Features:</strong>
<ul>
<li>Transformerless circuitry virtually eliminates low-frequency distortion and provides superior correlation of high-speed transients</li>
<li>Precision-machined, nickel-plated brass, acoustic element baffle provides enhanced element stability and optimal sensitivity</li>
<li>The 2-micron-thick, vapor-deposited gold diaphragm undergoes a five-step aging process so that the optimum characteristics achieved remain constant over years of use</li>
<li>Floating-construction capsule assembly provides isolation from noise and vibration</li>
<li>Open acoustical environment of the symmetrical housing assembly minimizes unwanted internal reflections</li>
<li>State-of-the-art surface-mount electronics ensure compliance with A-T's stringent consistency and reliability standards</li>
<li>Custom shock mount provides superior isolation</li>
</ul>
<strong>Specifications:</strong>
<ul>
<li>Element: Fixed-charge back plate, permanently polarized condenser</li>
<li>Polar Pattern: Cardioid</li>
<li>Frequency Response: 30-20,000 Hz</li>
<li>Low Frequency Roll Off: 80 Hz, 12 dB/octave</li>
<li>Open Circuit Sensitivity: -32 dB (25.1 mV) re 1V at 1 Pa</li>
</ul>
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![](https://j78785.p3cdn1.secureserver.net/wp-content/uploads/2022/01/AUDIO-TECHNICA-4041-CARDIOID-CONDENSER-MICROPHONE.jpg?time=1725842259)
<table class="productlist lists">
<tbody>
<tr>
<td class="specs">ELEMENT</td>
<td>Fixed-charge back plate, permanently polarized condenser</td>
</tr>
<tr>
<td class="specs">POLAR PATTERN</td>
<td>Cardioid</td>
</tr>
<tr>
<td class="specs">FREQUENCY RESPONSE</td>
<td>20-20,000 Hz</td>
</tr>
<tr>
<td class="specs">LOW FREQUENCY ROLL-OFF</td>
<td>80 Hz, 12 dB/octave</td>
</tr>
<tr>
<td class="specs">OPEN CIRCUIT SENSITIVITY</td>
<td>-36 dB (15.8 mV), re 1V at 1 Pa</td>
</tr>
<tr>
<td class="specs">IMPEDANCE</td>
<td>100 ohms</td>
</tr>
<tr>
<td class="specs">MAXIMUM INPUT SOUND LEVEL</td>
<td>145 dB SPL, 1 kHz at 1% T.H.D.</td>
</tr>
<tr>
<td class="specs">DYNAMIC RANGE (typical)</td>
<td>121 dB, 1 kHz at Max SPL</td>
</tr>
<tr>
<td class="specs">SIGNAL-TO-NOISE RATIO</td>
<td>70 dB, 1 kHz at 1 Pa</td>
</tr>
<tr>
<td class="specs">PHANTOM POWER REQUIREMENTS</td>
<td>48V DC, 3.2 mA typical</td>
</tr>
<tr>
<td class="specs">SWITCH</td>
<td>Flat, roll-off</td>
</tr>
<tr>
<td class="specs">WEIGHT</td>
<td>4.2 oz (120 g)</td>
</tr>
<tr>
<td class="specs">DIMENSIONS</td>
<td>6.28" (159.5 mm) long,
0.83" (21.0 mm) body diameter</td>
</tr>
<tr>
<td class="specs">OUTPUT CONNECTOR</td>
<td>Integral 3-pin XLRM-type</td>
</tr>
<tr>
<td class="specs">ACCESSORIES FURNISHED</td>
<td>AT8405a stand clamp for 5/8"-27 threaded stands; AT8159 windscreen; protective carrying case</td>
</tr>
<tr>
<td class="specs">AUDIO-TECHNICA CASE STYLE</td>
<td>S1</td>
</tr>
</tbody>
</table>
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![](https://j78785.p3cdn1.secureserver.net/wp-content/uploads/2022/01/AUDIO-TECHNICA-4050.jpg?time=1725842259)
<table class="productlist lists">
<tbody>
<tr>
<td class="specs">ELEMENT</td>
<td>Externally-polarized (DC bias) condenser</td>
</tr>
<tr>
<td class="specs">POLAR PATTERNS</td>
<td>Cardioid,
Omnidirectional,
Figure-of-eight</td>
</tr>
<tr>
<td class="specs">FREQUENCY RESPONSE</td>
<td>20-18,000 Hz</td>
</tr>
<tr>
<td class="specs">LOW FREQUENCY ROLL-OFF</td>
<td>80 Hz, 12 dB/octave</td>
</tr>
<tr>
<td class="specs">OPEN CIRCUIT SENSITIVITY</td>
<td>-36 dB (15.8 mV), re 1V at 1 Pa</td>
</tr>
<tr>
<td class="specs">IMPEDANCE</td>
<td>100 ohms</td>
</tr>
<tr>
<td class="specs">MAXIMUM INPUT SOUND LEVEL</td>
<td>149 dB SPL, 1 kHz at 1% T.H.D.;
159 dB SPL, with 10 dB pad (nominal)</td>
</tr>
<tr>
<td class="specs">NOISE</td>
<td>17 dB</td>
</tr>
<tr>
<td class="specs">DYNAMIC RANGE (typical)</td>
<td>132 dB, 1 kHz at Max SPL</td>
</tr>
<tr>
<td class="specs">SIGNAL-TO-NOISE RATIO</td>
<td>77 dB, 1 kHz at 1 Pa</td>
</tr>
<tr>
<td class="specs">PHANTOM POWER REQUIREMENTS</td>
<td>48V DC, 4.2 mA typical</td>
</tr>
<tr>
<td class="specs">SWITCHES</td>
<td>Polar selection;
Flat, roll-off;
10 dB pad (nominal)</td>
</tr>
<tr>
<td class="specs">WEIGHT</td>
<td>18.0 oz (510 g)</td>
</tr>
<tr>
<td class="specs">DIMENSIONS</td>
<td>7.40" (188.0 mm) long,
2.10" (53.4 mm) maximum body diameter</td>
</tr>
<tr>
<td class="specs">OUTPUT CONNECTORS</td>
<td>Integral 3-pin XLRM-type</td>
</tr>
<tr>
<td class="specs">ACCESSORIES FURNISHED</td>
<td>AT8449 shock mount for 5/8"-27 threaded stands; microphone dust cover; protective carrying case</td>
</tr>
<tr>
<td class="specs">AUDIO-TECHNICA CASE STYLE</td>
<td>R1</td>
</tr>
</tbody>
</table>
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![](https://j78785.p3cdn1.secureserver.net/wp-content/uploads/2022/01/AUDIO-TECHNICA-815B.jpg?time=1725842259)
<strong>Features:</strong>
<ul>
<li>Designed for professional recording, broadcasting and film/TV/video production</li>
<li>Provides the narrow acceptance angle desirable for long-distance sound pickup</li>
<li>Excellent sound rejection from the sides and rear of mic</li>
<li>Switchable low-frequency roll-off</li>
<li>Operates on battery or phantom power</li>
</ul>
<strong>Specifications:</strong>
<ul>
<li><strong>Element:</strong> Fixed-charge back plate, permanently polarized condenser</li>
<li><strong>Polar Pattern:</strong> Line + gradient</li>
<li><strong>Frequency Response:</strong> 30-20,000 Hz</li>
<li><strong>Low Frequency Roll Off:</strong> 180 Hz, 12 dB/octave</li>
<li><strong>Open Circuit Sensitivity:</strong> Phantom: -38 dB (12.5 mV) re 1V at 1 Pa Battery: -39 dB (11.2 mV) re 1V at 1 Pa</li>
<li><strong>Impedance: Phantom:</strong> 500 ohms Battery: 600 ohms</li>
<li><strong>Maximum Input Sound Level:</strong> Phantom: 130 dB SPL, 1 kHz at 1% T.H.D. Battery: 115 dB SPL, 1 kHz at 1% T.H.D.</li>
<li><strong>Dynamic Range: Phantom:</strong> 106 dB, 1 kHz at Max SPL Battery: 91 dB, 1 kHz at Max SPL</li>
<li><strong>Signal to Noise Ratio:</strong> 70 dB, 1 kHz at 1 Pa</li>
<li><strong>Phantom Power Requirements:</strong> 9-52V DC, 2 mA typical</li>
<li><strong>Battery Type:</strong> 1.5V AA/UM3</li>
<li><strong>Battery Current Life:</strong> 0.4 mA / 1200 hours typical</li>
<li><strong>Switch:</strong> Flat, roll-off (recessed)</li>
<li><strong>Weight:</strong> 7.1 oz (200 g)</li>
<li><strong>Dimensions:</strong> 18.11" (460.0 mm) long, 0.83" (21.0 mm) diameter</li>
<li><strong>Output Connector:</strong> Integral 3-pin XLRM-type</li>
<li><strong>Accessories:</strong> AT8405a stand clamp for 5/8"-27 threaded stands; AT8135 windscreen; battery; protective carrying case</li>
</ul>
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![](https://j78785.p3cdn1.secureserver.net/wp-content/uploads/2022/01/AUDIO-TECHNICA-853-CHOIR-MIC.jpg?time=1725842259)
<table class="productlist lists">
<tbody>
<tr>
<td class="specs">ELEMENT</td>
<td>Fixed-charge back plate, permanently polarized condenser</td>
</tr>
<tr>
<td class="specs">POLAR PATTERN</td>
<td>Cardioid</td>
</tr>
<tr>
<td class="specs">FREQUENCY RESPONSE</td>
<td>30-20,000 Hz</td>
</tr>
<tr>
<td class="specs">LOW FREQUENCY ROLL-OFF</td>
<td>80 Hz, 18 dB/octave</td>
</tr>
<tr>
<td class="specs">OPEN CIRCUIT SENSITIVITY</td>
<td>Phantom: –42 dB (7.9 mV) re 1V at 1 Pa
Battery: –43 dB (7.0 mV) re 1V at 1 Pa</td>
</tr>
<tr>
<td class="specs">IMPEDANCE</td>
<td>Phantom: 200 ohms
Battery: 270 ohms</td>
</tr>
<tr>
<td class="specs">MAXIMUM INPUT SOUND LEVEL</td>
<td>Phantom: 133 dB, 1 kHz at 1% T.H.D.
Battery: 123 dB SPL, 1 kHz at 1% T.H.D.</td>
</tr>
<tr>
<td class="specs">DYNAMIC RANGE (typical)</td>
<td>Phantom: 109 dB, 1 kHz at Max SPL
Battery: 99 dB, 1 kHz at Max SPL</td>
</tr>
<tr>
<td class="specs">SIGNAL-TO-NOISE RATIO</td>
<td>70 dB, 1 kHz at 1 Pa</td>
</tr>
<tr>
<td class="specs">PHANTOM POWER REQUIREMENTS</td>
<td>11-52V DC, 2 mA typical</td>
</tr>
<tr>
<td class="specs">BATTERY TYPE</td>
<td>1.5V AA/UM3</td>
</tr>
<tr>
<td class="specs">BATTERY CURRENT / LIFE</td>
<td>0.4 mA / 1200 hours typical (alkaline)</td>
</tr>
<tr>
<td class="specs">SWITCH</td>
<td>Off, on-flat, on-roll-off</td>
</tr>
<tr>
<td class="specs">WEIGHT (MICROPHONE)</td>
<td>0.5 oz (14 g)</td>
</tr>
<tr>
<td class="specs">WEIGHT (POWER MODULE)</td>
<td>4.9 oz (139 g)</td>
</tr>
<tr>
<td class="specs">DIMENSIONS (MICROPHONE)</td>
<td>1.34" (34.0 mm) long,
0.48" (12.2 mm) diameter</td>
</tr>
<tr>
<td class="specs">DIMENSIONS (POWER MODULE)</td>
<td>3.31" (84.0 mm) H x
2.48" (63.0 mm) W x
0.87" (22.0 mm) D</td>
</tr>
<tr>
<td class="specs">OUTPUT CONNECTOR (POWER MODULE)</td>
<td>Integral 3-pin XLRM-type</td>
</tr>
<tr>
<td class="specs">CABLE</td>
<td>25.0' (7.6 m) long (permanently attached to microphone), 0.13" (3.2 mm) diameter, 2-conductor, shielded cable with TA3F-type connector</td>
</tr>
<tr>
<td class="specs">OPTIONAL INTERCHANGEABLE ELEMENTS</td>
<td>UE-H hypercardioid (100°);
UE-O omnidirectional (360°);
UE-UL UniLine® (90°)</td>
</tr>
<tr>
<td class="specs">ACCESSORIES FURNISHED</td>
<td>AT8153 two-stage foam windscreen; AT8451 steel hanger; AT8531 power module; AT8438 5/8"-27 stand adapter; battery</td>
</tr>
<tr>
<td class="specs">AUDIO-TECHNICA CASE STYLE</td>
<td>M12</td>
</tr>
</tbody>
</table>
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![](https://j78785.p3cdn1.secureserver.net/wp-content/uploads/2022/01/AUDIO-TECHNICA-AE2500.jpg?time=1725842259)
<strong>Features:</strong>
<ul>
<li>Revolutionary dual-element design represents a ground-breaking transducer achievement</li>
<li>Two elements (condenser and dynamic) are enclosed in a single housing</li>
<li>Dynamic element delivers the aggressive attack of the beater while the condenser captures the round tonalities of the shell</li>
<li>Elements are positioned in a perfect phase relationship, something practically unachievable with two separate microphones</li>
<li>Robust design for enduring dependability on the road</li>
<li>Integral 80 Hz HPF switch and 10 dB pad on condenser element</li>
<li>Includes isolation clamp for shock protection, secure mounting and easy positioning</li>
<li>Includes a 16.5' (5 m) cable (5-pin XLRF to two standard 3-pin XLRM connectors) for separate control over each element</li>
</ul>
<strong>Specifications:</strong>
<ul>
<li><strong>Polar Pattern:</strong> Cardioid</li>
<li><strong>Frequency Response:</strong> 20-17,000 Hz (condenser) 30-10,000 Hz (dynamic)</li>
<li><strong>Low Frequency Roll Off:</strong> 80 Hz, 12 dB/octave (condenser)</li>
<li><strong>Open Circuit Sensitivity:</strong> -51 dB (2.8 mV) re 1V at 1 Pa (condenser) -54 dB (1.9 mV) re 1V at 1 Pa (dynamic)</li>
<li><strong>Impedance:</strong> 100 ohms (condenser) 600 ohms (dynamic)</li>
<li><strong>Maximum Input Sound Level:</strong> 148 dB SPL, 1 kHz at 1% T.H.D. (condenser); 158 dB SPL, with 10 dB pad (nominal)</li>
<li><strong>Dynamic Range:</strong> 124 dB, 1 kHz at Max SPL (condenser)</li>
<li><strong>Signal to Noise Ratio:</strong> 70 dB, 1 kHz at 1 Pa (condenser)</li>
<li><strong>Phantom Power Requirements:</strong> 11-52V DC, 3 mA typical (condenser)</li>
<li><strong>Weight:</strong> 13.8 oz (390 g)</li>
<li><strong>Dimensions:</strong> 6.50" (165.0 mm) long, 2.17" (55.0 mm) maximum diameter</li>
<li><strong>Output Connector:</strong> Integral 5-pin XLRM-type</li>
<li><strong>Cable:</strong> 16.5' (5 m) dual shielded, 8-conductor cable, 5-pin XLRF-type connector at microphone, two 3-pin XLRM-type output connectors</li>
<li><strong>Accessories:</strong> AT8471 isolation clamp for 5/8"-27 threaded stands; 5/8"-27 to 3/8"-16 threaded adapter; soft protective pouch</li>
</ul>
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<strong>Specifications:</strong>
<ul>
<li>Transducer Type: Condenser</li>
<li>Frequency Response: 50 Hz – 19 kHz</li>
<li>Polar Pattern: Cardioid, Hypercardioid, Omni, Shotgun</li>
<li>Output Impedance: 150 ohms</li>
<li>Sensitivity: 38 mV (C), 32 mV (HC) 40 mV (O), 60 mV (S) / Pa @ 1k</li>
<li>Equivalent Noise Level: 21 dB (A-weighted)</li>
<li>Signal to Noise Ratio: 73 dB</li>
<li>Maximum SPL: ≥130 dB</li>
<li>Power Requirements: 18 – 52 V</li>
<li>Connector: 3 pin mini-XLRm</li>
<li>Materials / Finish: Machined brass / Black or White Finish</li>
<li>Weight: 16 g / 0.56 oz</li>
<li>Length: 54 mm / 2.1 in</li>
</ul>
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<strong>Specifications:</strong>
<ul>
<li style="list-style-type: none;">
<ul>
<li>Transducer Type: Condenser</li>
</ul>
</li>
</ul>
Frequency Response: 50 Hz – 19 kHz
Polar Pattern: Cardioid, Hypercardioid, Shotgun
Output Impedance: 150 ohms
Sensitivity: 9 mV (C), 8 mV (HC) , 62 mV (S) / Pa @ 1k
Equivalent Noise Level: 21 dB (A-weighted)
Signal to Noise Ratio: 73 dB
Maximum SPL: ≥140 dB
Dynamic Range: 119 dB
Power Requirements: 18 – 52 V
Connector: 3 pin mini-XLRm
Materials / Finish: Machined brass / Black Finish
Weight of M1250B: 20 g / 0.7 oz
Length of M1250B: 54 mm / 2.1 in
Length of Goosenecks: 157.5 mm / 373 mm / 430 mm 6” GN / 12” GN / 18” GN
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