AKG WMS420INSETBDU1 - U1 Instrument Band UHF Wireless System with Bodypack and Receiver

AKG WMS420 Instrumental Set Band U1 – UHF Wireless Instrument System with PT420 Bodypack, MKG L Cable, and SR420 Receiver

The AKG WMS420INSETBDU1 is the WMS420 series instrument set that combines the SR420 receiver , the PT420 bodypack and the AKG MKG L instrument cable (3-pin mini XLR to 6.3 mm TS jack). It works in the U1 Band (606.1–613.9 MHz) and allows up to 8 compatible channels within the same band, with a tuning width of up to 30 MHz . The system is analog UHF with antenna switching diversity , pilot tone to avoid unwanted noise and audio response from 40 Hz to 20 kHz with a typical SNR of 105 dB(A) and a typical THD of 0.8% . The bodypack offers up to 8 hours of autonomy with a AA battery and has charging contacts for the optional CU400 charger. The receiver, in a 19” half-rack format, incorporates detachable BNC antennas, balanced XLR and 6.3 mm jack outputs with switchable microphone-to-line level, and a typical range of 30 m line-of-sight .

Main features

• U1 band (606.1–613.9 MHz) for reliable frequency coordination in professional environments (use subject to local regulations).
• Up to 8 simultaneous channels per band and a tuning width of up to 30 MHz for easy expansion.
• PT420 with 3-pin mini XLR connector, HI/LOW gain selector and 8 hours of battery life with 1×AA.
• AKG MKG L cable included: mini XLR (3 pin) to 6.3mm TS jack for guitar, bass or keyboards.
• SR420 with antenna switching diversity , detachable BNC and XLR/jack outputs with switchable mic/line level.
• System Audio : 40 Hz–20 kHz (±3 dB), 105 dB(A) SNR , 0.8 % THD , FM modulation.
• Typical range : 30 m line-of-sight; expandable with remote antennas and antenna distribution.
• Transmitter RF power : 10/20/50 mW (depending on band/region).

Benefits for the musician

• Signal mobility and clarity : Pilot tone and antenna diversity reduce dropouts and noise, keeping your performance clear.
• Quick setup : Fixed frequency banks, RF/CLIP indicators, and mic/line level adjustment simplify setup.
• Low operating costs : up to 8 hours with a single AA and option to recharge in the pouch itself with CU400.
• Scalability : up to 8 channels per band and professional antenna accessories for larger scenarios.
• Direct integration : connect to amplifiers, interfaces or mixers via XLR or 6.3 mm jack.

Use cases

• Live electric guitar and bass, rehearsals and local tours.
• Keyboards and electronic instruments that require freedom of movement.
• Fixed installations (auditoriums, schools, places of worship) with wireless backline.

Frequently Asked Questions

• What's included in the set? SR420 receiver, PT420 beltpack, AKG MK2 L cable, two antennas, power adapter, and 1 AA battery.
• Can I use the bodypack with other AKG microphones? Yes, it accepts AKG MicroMics microphones with a 3-pin mini XLR connector (lavalier, headset, instruments).
• What's the range? Approximately 30 m line-of-sight; this can be increased with remote antennas.
• How many simultaneous systems can I coordinate? Up to 8 within the same band, with appropriate frequency planning.

Set contents

• 1 × SR420 Receiver with 2 detachable UHF BNC antennas and power supply.
• 1 × PT420 Beltpack Transmitter with Clip.
• 1 × AKG MKG L instrument cable (mini XLR 3-pin to TS 6.3 mm jack).
• 1 × AA battery and documentation.

Description for projects

AKG WMS420 Instrumental Set Band U1 (606.1–613.9 MHz) analog UHF wireless instrument system. SR420 receiver: switching diversity; balanced XLR and 1/4" unbalanced jack outputs with switchable mic/line level; detachable 50 Ω BNC antennas; typical range 30 m; 1/2 19” rack format; dimensions 150 × 44 × 200 mm; weight ~620 g. PT420 transmitter: 3-pin mini XLR; audio 40 Hz–20 kHz; SNR 105 dB(A); THD 0.8 % at 1 kHz; autonomy up to 8 h with 1×AA; dimensions 60 × 75.5 × 30 mm; 214 g. MKG L cable (3-pin mini XLR to 6.3 mm TS jack). System specifications: FM modulation; tuning width up to 30 MHz; up to 8 compatible channels; RF power 10/20/50 mW (depending on the band); adjustable squelch.