34
Technical data
HMEC 305
HMEC 305-C
HMEC 322
HMDC 322
Headphones
Transducer principle
dy namic
Ear coupling
circumaural, clo sed
Frequency respo nse
45–15,000 Hz
Nominal impedance active/passive
300/150
Ω
, mo no
50/35
Ω
, mono
Attenuation ( active and passive)
> 25–40 dB
Max. so und pressure level
120 dB (±5 %)
Contact pressure
approx. 10 N
Microphone incl. preamplifier
Transducer principle
electret mic capsule,
dynamic mic capsule,
no ise-compensated,
noise-compensated,
MKE 45
M-87/AIC
Frequency respo nse
300–5,000 Hz
500–4,000 Hz
Sensitivity
–
1.8–4 µV / 74 dB at 5
Ω
Max. so und pressure level
120 dB
–
Min. terminating impedance
150
Ω
–
Output voltage
400 mV ± 3 dB at 114 dB ( as per RTCA /DO 214)
–
Supply voltage
typ. 16 V DC ( 8–16 V DC, approx. 8–25 mA, as per RTCA/DO 214)
–
HMEC300US.book Se ite 34 Mittwoch, 7. April 2004 3:24 15
Summary of Contents for HMDC HMEC 300 400
Page 1: ...Bedienungsanleitung HMDC 322 HMEC 300 302 305 305 C 306 322 400...
Page 37: ......
Page 74: ...HMEC300US book Seite 219 Mittwoch 7 April 2004 3 24 15...
Page 75: ...Notice d emploi HMDC 322 HMEC 300 302 305 305 C 306 322 400...
Page 111: ......
Page 112: ...Istruzioni per l uso HMDC 322 HMEC 300 302 305 305 C 306 322 400...
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Page 149: ...Instruciones para el uso HMDC 322 HMEC 300 302 305 305 C 306 322 400...
Page 185: ......
Page 186: ...Gebruiksaanwijzing HMDC 322 HMEC 300 302 305 305 C 306 322 400...