Discontinued
Cardioid Condenser Microphone
ATM31a
$250.00
ATM31a
Features
- Ideal for close-up vocals, overheads, piano and strings
- Sound is similar to far more expensive studio microphones
- Low-mass diaphragm ensures minimum distortion
- Cardioid pattern provides added warmth when used close up
- Operates on battery or phantom power
Specifications
| Microphones | |
|---|---|
| Element | Fixed-charge back plate, permanently polarized condenser |
| Polar Pattern | Cardioid |
| Frequency Response | 30-20,000 Hz |
| Open Circuit Sensitivity | PHANTOM: -44 dB (6.3 mV) re 1V at 1 Pa BATTERY: -45 dB (5.6 mV) re 1V at 1 Pa |
| Maximum Input Sound Level | PHANTOM: 137 dB SPL, 1 kHz at 1% T.H.D. BATTERY: 123 dB SPL, 1 kHz at 1% T.H.D. |
| Dynamic Range | PHANTOM: 113 dB, 1 kHz at Max SPL BATTERY: 99 dB, 1 kHz at Max SPL |
| Signal-to-Noise Ratio | 70 dB, 1 kHz at 1 Pa |
| Phantom Power Requirements | 9-52V DC, 2 mA typical |
| Battery Type | 1.5V AA/UM3 |
| Battery Current/Life | 0.4 mA / 1200 hours typical |
| Weight | 7.1 oz (200 g) |
| Dimensions | 7.60" (193.0 mm) long, 1.98" (50.3 mm) head diameter |
| Output Connector | Integral 3-pin XLRM-type |
| Accessories Included | AT8405a stand clamp for 5/8"-27 threaded stands; AT8114 windscreen; battery; soft protective pouch |
| Audio-Technica Case Style | S7 |