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送信機 DB Elettronica Telecomunicazioni MOZART 150のPDF 校正マニュアルをオンラインで閲覧またはダウンロードできます。DB Elettronica Telecomunicazioni MOZART 150 19 ページ。

CHECK FOR RF SPURIOUS AND HARMONICS

a) Press RF ON/OFF button on the front panel to enable the RF (if it's disabled).

b) On the display go to Voltages and current page (by pressing down button) and control the

values of power consumption.

c) Connect a spectrum analyzer to the amplifier and check for spurious and harmonics

if are within the limits.

d) Press RF ON/OFF button on the front panel to disable the RF.

Note: this procedure must be made for all frequency: 87.5MHz, 98MHz and 108MHz.

To change the frequency go to main "[01] Frequency" on the display, set the frequency and

confirm by pressing OK button.

e) After the procedure has been made for all frequency, set the frequency back to

98MHz.

a) Go to "[02] Power Fwd" menu on the display and set the "Set Pout" to 25% of

maximum FWD power (ex: if Mozart 1000, set the Pout to 250W).

b) Go to "[07] Alarms" menu on the display and set the Foldback REFL to 100%.

Fig. 19 – Voltage and current menu

Fig. 20 – Set Fold back REFL

Mozart series calibrating procedure

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