Schiaramento/annotazione:For intensification of audio frequency signal, in particular, electronic ìèê
ðîôîíà with equalizing stage in the composition of telephone set.
Descrizione del marchio dettagliata:The principal parameters are given in ÍÊÓ
the permanent output voltage , in 4. 0-8. 0
the noise power output, mk: V, not more 130. 0
the sending-end impedance, the lump, no less than 6. 5
the voltage gain, decibel 30. 0-44. 0
the step reduction of gain factor concerning
par value, decibel 2. 0-5. 5
the coefficient of amplitude-frequency response irregularity, decibel, not more 1. 0
the harmonic coefficient, %, not more 3. 0 |
