The SM31FH cardioid condenser microphone with analogue transmission, designed for use in fitness instruction, features moisture-repelling construction for true performance in humid applications where corrosion damage is common.
Receiver
| Receiver Type |
Tabletop |
| Antenna |
2 x Internal, Fixed |
| Number of Audio Channels |
1 |
| Audio I/O |
1 x XLR 3-Pin Male Balanced Output
1 x 1/4" TRS Female Unbalanced Output |
| Audio Output Level |
XLR Output:
-27 dBV (Mic Level)
1/4" Output:
-13 dBV (Instrument Level) |
| Frequency Response |
50 Hz to 15 kHz (Dependent on Mic) |
| Impedance |
XLR Output:
200 Ohms
1/4" Output:
50 Ohms |
| Power Requirements |
AC/DC Power Adapter |
| AC/DC Power Adapter |
12 to 15 VDC at 160 mA, Center-Positive (Included) |
| Display & Indicators |
1 x Multi-Segment LED (Channel, Group)
2 x LED (AF Level, Sync) |
| Housing |
ABS |
| Dimensions |
7.4 x 1.6 x 4.1" / 188 x 40 x 103 mm |
| Weight |
8.5 oz / 241 g |
Transmitter
| Transmitter Type |
Bodypack |
| RF Output Power |
10 mW |
| Audio I/O |
1 x TA4/Mini XLR 4-Pin Male Input (Lockable) |
| Muting |
Off/On Switch |
| Auto-Level Control |
No |
| Gain Range |
-16 to +10 dB |
| Sync Method |
Manual |
| Antenna |
1 x Flexible Whip, Fixed (Beltpack) |
| Power Requirements |
Battery |
| Battery Type |
2 x AA (Included) |
| Approx. Battery Life |
14 Hours (Alkaline) |
| Display & Indicators |
1 x Multi-Segment LED (Channel, Group)
1 x LED (Battery Status, Power) |
| Housing |
ABS |
| Dimensions |
2.5 x 4.3 x 0.8" / 64 x 110 x 21 mm |
| Weight |
2.6 oz / 75 g (without Batteries) |
Microphone
| Microphone Type |
Clip-On Instrument |
| Instrument Mic Type |
Clarinet, French Horn, Percussion/Drum, Saxophone, Trombone, Trumpet, Tuba |
| Sound Field |
Mono |
| Capsule |
Electret Condenser |
| Polar Pattern |
Cardioid |
| Frequency Range |
20 Hz to 20 kHz |
| SNR |
63 dB |
| Equivalent Noise Level |
31 dB |
| Maximum SPL |
155 dB SPL |
| Dynamic Range |
132 dB |
| Output Connectors |
1 x TA4/Mini XLR 4-Pin Female (Lockable) |
| Cable Length |
5.3' / 1.62 m |
| Wireless Technology |
Analog UHF |
| Number of RF Channel Frequencies |
123 |
| Included Transmitters |
1 x Bodypack |
| Diversity |
Antenna Diversity |
| RF Frequency Band |
H11:
572 to 596 MHz |
| RF Bandwidth |
24 MHz |
| RF Channel Scanning |
Auto-Scan |
| Max Operating Range |
300' / 91.4 m (Line of Sight) |
| Max Transmitters per Band |
12 |
| Dynamic Range |
100 dBA |
