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PJ250-NV Technical and Maintenance Manual
R.V.R. Elettronica S.r.l. (Bo)
Pag. 11
If during these cycles the anomaly disappears and the amplifier works
regularly for more than 15 min. the counting system is reset and the
original conditions established.
The protection acts for excessive SWR, over-temperature and overdrive.
It indicates the problem with warning lights and disables the pilot
exciter.
NOTE: The intervals described are nominal.
1.5 R.F. AMPLIFIERS
The amplifier comprises an RF broadband module with 50 Ohm input/
output impedance ("N" type connectors).
The output power of the module is approximately 250W across the frequency
range while the drive power is 20W; this output power is limited to 250W
to maintain a good level of reliability.
1.6 DEVICE SPECIFICATIONS
Refer to Table (A) for electrical specifications, and to Table (B)
for dimensional and environmental specifications.
Summary of Contents for PJ250-NV
Page 17: ...PJ250 NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 17 F I G 1...
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Page 23: ...PJ250 NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 23 P H O T O 2 1 3 2...
Page 24: ...PJ250 NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 24 F I G 3...
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Page 53: ...PJ250 NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 53 FOTO 1 5 4 3 1 2...
Page 55: ...PJ250 NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 55 FOTO 2 1 3 2...
Page 56: ...PJ250 NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 56 F I G 3...
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Page 96: ...PJ250 ii Appendix Rev 0 1 03 09 02 Pagina lasciata intenzionalmente in bianco...
Page 97: ...PJ250 PSSW2812B 1 4 Technical Appendix Rev 0 1 03 09 02...