Sennheiser SK 9000 B1-B4 digital belt pack transmitter

The Digital 9000 system has been developed for professional users in broadcast studios, theatres and live performance and TV/film production. The unique uncompressed digital audio transmission provides artefact free sound with great dynamics.

The SK 9000 is a belt pack transmitter built in a die cast magnesium housing for maximum strength and minimum weight.  It has a tuning bandwidth of 88MHz and this B1 - B4 version covers 630 to 718MHz.

Technical Data

Dimensions76 x 62 x 20 mm L x W x D (with rechargeable battery pack BA 61)
Frequency responseMic: 60-20000 Hz (3 dB)
Weightapprox. 147 g (with rechargeable battery pack BA 61 and belt clip)
Audio input3-pin Lemo 
Power consumptionMax. 960 mW
RF output powerMode LR : 25 mW rms, 50 mW en crête
Switching bandwidth88 MHz
Operating time6.5 h with rechargeable battery pack BA 61
ModulationMode HD: uncompressed audio
Mode LR: SeDAC (Sennheiser Digital Audio Codec)
Power supplyB 61: Primary cells, Type AA
BA 61Rechargeable battery pack
Antenna connectorCoaxial
Gainline : -6 dB
Frequency rangeSK 9000 B1-B4: 630-718 MHz
Input impedanceline : 1 MΩ

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£1,794.00 £1,495.00ex.VAT
Product Code: SEN504730
Availability: Please phone
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