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SYSTEM AND COMPONENT SPECIFICATIONS
RF Carrier Frequency Range
169.445 to 240.000 MHz
Operating Range:100 m (328 ft.) under typical conditions
Audio Frequency Response: 50 to 15,000 Hz, $3 dB
Image Rejection: 75 dB typical
Spurious Rejection: 75 dB typical
System Distortion (ref. 15 kHz deviation, 1 kHz modula-
tion): 0.1% THD typical
Signal/Noise Ratio: 102 dB
Sensitivity: –110 dBm for 12 dB SINAD typical
Operating Temperature Range
–18° to 57° C (0° to 135° F) NOTE: Battery characteristics
may limit this range.
Battery Life: 18 hours with 9 V alkaline battery (Duracell
MN1604 recommended).
AXB1, AXB1G BODYPACK
TRANSMITTER SPECIFICATIONS
RF Output 50 mW Typical
Input
Configuration
Unbalanced
Connector Type 1/4 Inch (AXB1G); 4-pin Tini Q-G
(AXB1)
Actual Impedance 1 MΩ
Maximum
Recommended
Input Level*
+12 dBV
Minimum
Recommended
Input Level**
–80 dBV
Connector Pin
Assignments
(AXB1)
Pin 1:Tied to Ground
Pin 2:Tied to +5 V
Pin 3:Tied to Audio
Pin 4:Tied to 20kΩ Resistor and Audio Ground
Connector Pin
Assignments
(AXB1G)
Sleeve: Tied to Ground
Tip: Tied to Audio
Dimensions 64 mm H x 106 mm W x 24 mm D
(2.52” H x 4.17” W x 0.95” D)
Net Weight 96.4g (3.4 oz.)
Power
Requirements
9 V alkaline battery (Duracell MN1604
recommended); 8.4 V NiCd battery optional.
Nominal Current
Drain
30 mA
* Gain Control at minimum
** Gain Control at maximum
AXH2 HAND-HELD TRANSMITTER SPECIFICA-
TIONS
AXH2/58 (SM58) AXH2/31(BG3.1)
RF Output 50 mW Typical (FCC); 20 mW Typical (ETSI)
Dimensions 236 mm H x 51 mm D
(9.29” H x 2.01” D)
222 mm H x 51 mm D
(8.74” H x 2.01” D)
Net Weight 295g (10.4 oz.) 266g (9.4 oz.)
Power Requirement 9 V alkaline battery (Duracell MN1604 recom-
mended); 8.4 V NiCd battery optional.
Nominal Current
Drain
30 mA 30 mA
AXR3 AND AXR4N RECEIVER SPECIFICATIONS
AXR4N AXR3
Connector 3-Pin XLR (Male) and
1/4” Phone Plug
1/4” Phone Jack
Maximum Output
Levels at 15 KHz
deviation
1/4”: + 5dBV
XLR: –10 dBV
–6.8 dBV
Nominal Output
Levels
1/4”: –8 dBV
XLR: –30 dBV
–32 dBV
Output Configuration Active Balanced Unbalanced
Actual Impedance 3.3 KΩ 1 KΩ
Connector Pin
Assignments
XLR: Pin 1: ground;
Pin 2: hot; Pin 3: cold
1/4”: Tip: hot; Sleeve:
ground.
Tip: hot; Sleeve:
ground
Dimensions (AXR4N) 41 mm H x 197 mm W x 138 mm D
(1.625” H x 7.77” W x 5.42” D)
Dimensions (AXR3) 35mm H x 152 mm W x 98 mm D
(1.38”H x 5.98” W x 3.85” D)
Net Weight (AXR4N) 435 g (15.4 oz.)
Net Weight (AXR3) 192 g (6.8 oz.)
Power Requirements 12–18 VDC nominal, 200mA
Power Supply 120 V or 230V AC adaptor with 2.1 mm female
plug
Voltage/Current/Phant
om Power Protection
Yes Yes
Certification
AXB1G, AXB1:Accepted under FCC Parts 74 and 90. Certi-
fied by IC in Canada under TRC-78.
AXH2/31, AXH2/58: Type Accepted under FCC Parts 74 and 90.
Certified by IC in Canada under TRC-78. Conforms to
European Union directives, eligible to bear CE marking;
meets European Union Requirements. Type Approval: pr
I–ETS 300 422, BZT 17 TR 2019, and BAPT 122 R 1. EMC
Immunity: pr ETS 300 445.
AXR3, AXR4N: Approved under the Declaration of Conformity
provision of FCC Part 15 (AXR3). Certified by IC in Canada
under RSS 123 (AXR4N). Conforms to European Union di-
rectives, eligible to bear CE marking; mets European Union
Requirements. EMC Immunity: pr ETS 300 445. Power sup-
ply meets Low Voltage Directive: 73/23/EEC.