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English
Specifications
Radio FM87.5–108 MHz
Batteries 2×AA/R6
Weight 300g (excluding batteries)
Dimensions W×H×L 14.5×18×10cm
HML Values
H M L SNR
28 dB 26 dB 20 dB 28 dB
Ear defenders HP-51FJ, attenuation data
Frequency (Hz) 63 125 250 500 1000 2000 4000 8000
Mf (dB) 17.0 14.9 21.5 26.6 33.5 29.7 33.1 32.2
Sf (dB) 4.4 2.2 1.8 2.6 2.3 3.3 3.0 6.0
Mf-Sf (dB) 12.6 12.7 19.7 24.0 31.2 26.4 30.1 26.2
Declaration of conformity
Conforms to Personal Protective Equipment Directive 89/686/EEC and tested to
EN 352-1 and EN 352-8.
Notified body that performed the type examination:
PZT GmbH
An der Junkerei 48F
D-26389 Wilhemshaven
Germany
Notified Body 1974