B48 L


Battery-operated phantom power supply


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The B48 L is a battery-operated power supply for condenser microphones for applications when a condenser microphone is used but no phantom power from a mixer is available. The additional mini-XLR audio output and the included mini-XLR to mini-XLR connection cable support a direct connection to all AKG body-pack transmitters. The phantom power of the audio input supplies microphones with 48V and meet the P48 standard. The B48 L is a battery powered one channel phantom power supply for P48 condenser microphones. B48 L is designed to meet the demand of lowest noise level even in operation with high-end condenser microphones for professional applications in theater or touring applications.

Item# B48_L

General Specifications

Audio frequency bandwidth 20 - 24000 Hz
Gain 0 dB
Finish Black
Audio Input Connector 1x XLR 3-pin (f) audio input (48V/10mA)
Audio Output Connectors 1x XLR 3-pin (m) audio output ; 1x mini-XLR (m) audio output for direct connection to AKG wireless body-pack transmitter
Power LED Monitoring of P48 microphone power ; Green - Phantom power >42V ; Dark - Phantom power <42V
Low battery LED Monitoring of battery power ; LR6, FR6 batteries - Operation time below 1 hour ; HR6 rechargeable batteries - Operation time below 2 hours
Battery 2x AA size batteries (LR6, HR6, FR6), built in inverse-polarity protection
Noise Level < 2µV
Operating Temperature -10 to 50 °C (14 to 122 °F)


Length 123 mm
Width 65 mm
Height 28.5 mm
Net Weight 120 g
  • 2 x C451
  • 2 x Stand adapter
  • 2 x Windscreen
  • 1 x Stereo mounting bar
  • Aluminum carrying case
  • Measurement documents

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Is the B48L suitabe for the C430 condenser mic?

Asked by: Blackie

My microphone is C519M, is it possible to convert this microphone in radio microphone? what items I must buy?

Asked by: errpupone
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