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Specifi cations
Frequency ranges
Receiving frequencies
Switching bandwidth
Modulation
Nominal/peak deviation
Noise reduction system
AF frequency response
Signal-to-noise ratio
Sensitivity (HDX, peak deviation)
Squelch
THD (at 1 kHz and nominal deviation)
Headphone output
AF output power (peak deviation, 1 kHz AF) PHONES
Power supply
Operating time
with batteries
with BA 2015 accupack
Dimensions (mm)
Weight (incl. batteries)
Type approval
Recommended Accessories
Description
Stereo transmitter
Twin stereo transmitter
Earphones
Accupack
Charger for BA 2015 accupack
Ear sleeves, large, 10 pieces
Ear sleeves, medium, 10 pieces
Ear sleeves, small, 10 pieces
Variants
EK 3253 A
Frequency range 518 – 554 MHz
EK 3253 B
Frequency range 626 – 662 MHz
EK 3253 C
Frequency range 740 – 776 MHz
Technical Data
EK 3253
518 – 554, 626 – 662, 740 – 776, 786 – 822, 830 – 866 MHz
16 factory-preset channels, 16 freely selectable channels
(tunable in steps of 5 kHz)
36 MHz
FM stereo working on the pilot tone principle
± 24 kHz/± 48 kHz
Sennheiser HDX
40 – 15,000 Hz
> 90 dB(A)
(refers to overall link with SR 3254)
rms
typ. 1,5 µV at 52 dBA
4 steps: 0 – 25 dBµV
0,9 %
3.5 mm jack socket
2 x 100 mW at 32
2 AA size batteries, 1.5 V
6 – 10 h (depending on volume)
6 – 10 h (depending on volume)
82 x 64 x 24
approx. 200 g
IC 2099A-SREK3K
ETSI EN 300454-1/-2
Product
SR 3254
SR 3256
IE4
BA 2015
L 2015
Cat. No. 500522
EK 3253 D
Frequency range 786 – 822 MHz
Cat. No. 500523
EK 3253 E
Frequency range 830 – 866 MHz
Cat. No. 500524
S/N
rms
Cat. No.
500659
500507
500432
009950
009928
512814
512815
512816
Cat. No. 500525
Cat. No. 500 526
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