RF Technology R150 Instruções de Operação descarregar pdf (Página 23)

RF Technology T70/T150 Page 23

7 SPECIFICATIONS 7.4.9 Spuriours and Harmonics

7.4.9 Spurious and Harmonics

Less than 0.25µW

7.4.10 Carrier and Modulation Attack Time

Less than 20ms. Certain models have RF envelope attack and decay times controlled

in the range 200µs< t

r/f

<2ms according to regulatory requirements.

7.4.11 Modulation

Type - Two point direct FM with optional pre-emphasis

Frequency Response - ±1 dB of the selected characteristic from 300 - 3000 Hz

Maximum Deviation - Maximum deviation preset to 2.5 or 5 kHz

7.4.12 Distortion

Modulation distortion is less than 3% at 1 kHz and 60% of rated system deviation.

7.4.13 Residual Modulation and Noise

The residual modulation and noise in the range 300 - 3000 Hz is typically less than -

50dB referenced to rated system deviation.

7.4.14 600Ω Line Input Sensitivity

Adjustable from -30 to +10 dBm for rated deviation

7.4.15 HI-Z Input

Impedance - 10KΩ Nominal, balanced input

Input Level - 25mV to 1V RMS

7.4.16 Test Microphone Input

200Ω dynamic, with PTT

7.4.17 External Tone Input

Compatible with R150 tone output

7.4.18 External ALC Input

The external ALC input can be connected to the power control circuit in the Eclipse

PA150 series external power amplifiers.

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RF Technology R150 Instruções de Operação Página 23