+5Vdc bias
Headworn Microphone Wiring Schemes
HR4 Wiring scheme for Vu Headworn Microphones
This cable is wired specifically for Audio-Technica bodypack transmitters using HR4 connectors.
HR4 (Hirose 4-pin) Connector Wiring
shieldbias
Model: HM2000-HR4-BG, DC-HR4-4-BG
Pin 1: Shield
Pin 2: Shield
Pin 3: Audio
4
3
audio
1
2
shield
Pin 4: Bias
Please Note: HR4 bodypacks from other manufacturers may not be compatible – check manufacturer’s specifications.
LM3 Wiring scheme for Vu Headworn Microphones
This cable is wired specifically for Sennheiser bodypack transmitters using LM3 connectors.
LM3 (3.5mm TRS-M) Connector Wiring
Model: HM2000-LM3-BG, DC-LM3-4-BG
Tip: Audio and Bias
Ring: Jumpered to Sleeve
sleeve
ring
Sleeve: Shield
Please Note: LM3 bodypacks from other manufacturers may not be compatible – check manufacturer’s specifications.
ring = jumpered to sleevetip
tip = audio and bias
sleeve = shield
TA3F Wiring scheme for Vu Headworn Microphones
This cable is wired specifically for AKG bodypack transmitters using TA3M connectors.
TA3F (3-pin mini XLR) Connector Wiring
Model: HM2000-TA3F-BG, DC-TA3F-4-BG
Pin 1: Shield
bias
shield
1
3
Pin 2: Audio
Pin 3: Bias
Please Note: TA3M bodypacks from other manufacturers may not be compatible – check manufacturer’s specifications.
2
audio
TA4F Wiring scheme for Vu Headworn Microphones
This cable is wired specifically for Shure bodypack transmitters using TA4M connectors.
TA4F (4-pin mini XLR) Connector Wiring
Model: HM2000-TA4F-BG, DC-TA4F-4-BG
Pin 1: Shield
Pin 2: +5Vdc Bias
Pin 3: Audio
Pin 4: Bias Return (jumpered to pin 3)
audio
3
4
2
shield
1
bias return
(jumpered to pin 3)
Please Note: TA4M bodypacks from other manufacturers may not be compatible – check manufacturer’s specifications.
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