SMWB (B1: 537.600 - 614.375 MHz, BLOCKS 21, 22, 23)

Selectable output power to maximize battery life or operating range

Ultra-lightweight, corrosion resistant housing

Water resistant seals for use in damp environments

LCD interface with lockout option

Programmable compatibility modes for use with a wide variety of different receivers

Servo Bias input circuitry

IR (infrared) port for fast setup

Covers 3 standard frequency blocks

Update firmware in the field via Micro SD card reader

Alternate use as recorder on internal microSDHC memory card

Transmitter

Operating frequencies:

B1 (537.600 - 614.375 MHz)

Channel Spacing:

Selectable; 25 or 100 kHz

RF Power output:

Switchable; 25, 50 or 100 mW

Compatibility Modes:

Digital Hybrid Wireless (NU Hbr), 200 Series, 100 Series, Mode 3, Mode 6, IFB

Pilot tone (Digital Hybrid Mode):

25 to 32 kHz; 5 kHz deviation

Frequency stability:

± 0.002%

Deviation:

± 75 kHz max. (Digital Hybrid Mode)

Spurious radiation:

Compliant with ETSI EN 300 422-1

Equivalent input noise:

-125 dBV, A-weighted

Input level

If set for dynamic mic: 0.5 mV to 50 mV before limiting, Greater than 1 V with limiting
If set for electret lavaliere mic: 1.7 uA to 170 uA before limiting, Greater than 5000 uA (5 mA) with limiting
Line level input: 17 mV to 1.7 V before limiting, Greater than 50 V with limiting

Input impedance

Dynamic mic: 300 Ohms
Electret lavaliere: Input is virtual ground with servo adjusted constant current bias
Line level: 2.7 k ohms

Input limiter:

Soft limiter, 30 dB range

Bias voltages:

Fixed 5 V at up to 5 mA, Selectable 2 V or 4 V servo bias for any electret lavaliere

Gain control range:

44 dB; panel mounted membrane switches

Modulation indicators:

Dual bicolor LEDs indicate modulation -20, -10, 0, +10 dB referenced to full modulation

Controls:

Control panel w/ LCD and 4 membrane switches

Low frequency roll-off:

Adjustable from 35 to 150 Hz

Audio Frequency Response:

35 Hz to 20 kHz, +/-1 dB

Signal to Noise Ratio (dB)

SmartNR

OFF: No Limiting, 103.5, w/Limiting, 108.0
NORMAL: No Limiting, 107.0, w/Limiting, 111.5
FULL: No Limiting, 108.5, w/Limiting, 113.0

Total Harmonic Distortion:

0.2% typical (400 Series mode)

Audio Input Jack:

Switchcraft 5-pin locking (TA5F)

Antenna:

Flexible, unbreakable steel cable.

Battery:

AA lithium, disposable

Battery Life w/ Lithium AA

SMWB 50 mW (1 AA): 5.8 hrs
SMWB 100 mW (1 AA): 4.4 hrs
SMDWB 50 mW (2 AA): 11.6 hrs
SMDWB 100 mW (2 AA): 11.2 hrs

Weight (w/ litium batteries)

SMWB: 3.2 oz. (90.72 grams)
SMDWB: 4.0 oz. (113.40 grams)

Overall Dimensions (without microphone)

SMWB: 2.366 x 1.954 x 0.642 inches; 60.096 x 49.632 x 16.307 mm
SMDWB: 2.366 x 2.475 x 0.642 inches; 60.096 x 62.865 x 16.307 mm

Emission Designator:

180KF3E

Recorder

Storage media:

microSDHC memory card

File format:

.wav files (BWF)

A/D converter:

24-bit

Sampling rate:

44.1 kHz

Recording modes/Bit rate

HD mono mode: 24 bit - 144 kbytes/s, 32 bit - 192 kbytes/s
Split gain mode: 24 bit - 288 kbytes/s, 32 bit - 384 kbytes/s

Input

Type: Analog mic/line level compatible; servo bias preamp for 2V and 4V lavaliere microphones

Input level

Dynamic mic: 0.5 mV to 50 mV
Electret mic: Nominal 2 mV to 300 mV
Line level: 17 mV to 1.7 V

Input connector:

TA5M 5-pin male

Audio Performance

Frequency response: 20 Hz to 20 kHz; +0.5/-1.5 dB
Dynamic range: 110 dB (A), before limiting
Distortion: