![background image](http://html1.mh-extra.com/html/r-v-r-elettronica/rxrl-nv-2/rxrl-nv-2_technical-manual_3104299042.webp)
RXRL-NV/2 Technical and Maintenance Manual
R.V.R. Elettronica S.r.l. (Bo)
Pag. 42
2)
Switch on the transmitter and wait until it has locked to its
operating frequency i.e. the UNLOCK light goes out.
3)
Connect a 30dB attenuator between the R.F. Output and 50 Ohm and
Frequency Counter.
4)
Use the meter selector to select direct power measurement, FWD.
Check that maximum output power.
5)
Using the frequency meter, check the output frequency of the
transmitter and adjust as necessary with capacitors C68 and C69
situated on the Main card.
6)
Connect the two units (TX and RX) as shown in SETUP A2 (Fig.8).
7)
Adjust the variable attenuator for a value dependent from the
transmitter’s output power (Table E).
8)
Connect the counter to the IF 10.7MHz output and check that the
frequency corresponds to this value, adjusting as necessary with
capacitors C27 and C28 situated on the Synthesizer card for a
f r e -
quency of 10.700MHz ±2KHz.
6.3 MEASUREMENT OF RECEIVER
S/N RATIO
The mono S/N (signal to noise) ratio is measured at the output of the
receiver by feeding it with a 400Hz modulating signal (±100KHz deviation) and
comparing the output with the same output, under the same conditions, in the
absence of the modulating signal, across the 30Hz/20KHz band.
In the case of stereo modulation, the S/N ratio will be measured on single
channels (left and right) decoded and de-emphasized.
Both mono and stereo measurements should be taken having configured the unit
according to SETUP B1 and B2 and carrying out the following procedure:
SETUP A2 / FIG. 8
Summary of Contents for RXRL-NV/2
Page 19: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 19 FIG 1...
Page 21: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 21 FIG 2...
Page 23: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 23 FIG 3...
Page 24: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 24 FIG 4...
Page 64: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 64 FIG 1...
Page 66: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 66 FIG 2...
Page 68: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 68 FIG 3...
Page 69: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 69 FIG 4...
Page 95: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 95...
Page 97: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 97...
Page 99: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 99...
Page 101: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 101...
Page 103: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 103...
Page 104: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 104...
Page 105: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 105...
Page 108: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 108...
Page 109: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 109...
Page 110: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 110...
Page 112: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 112...
Page 115: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 115...
Page 117: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 117...
Page 120: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 120...
Page 121: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 121...
Page 123: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 123...
Page 125: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 125...
Page 129: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 129...
Page 131: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 131...
Page 134: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 134...
Page 136: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 136...
Page 139: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 139...
Page 141: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 141...
Page 145: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 145...
Page 147: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 147...
Page 150: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 150...
Page 152: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 152...
Page 154: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 154...
Page 156: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 156...
Page 158: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 158...
Page 160: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 160...
Page 162: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 162...
Page 164: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 164...
Page 166: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 166...
Page 168: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 168...
Page 170: ...RXRL NV 2 Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 170...
Page 172: ......
Page 174: ...RXRL NV 2 ii Appendix Rev 0 3 11 04 03 Pagina lasciata intenzionalmente in bianco...
Page 175: ...RXRL NV 2 1 2 BLOCK DIAGRAM Rev 0 1 12 09 02...
Page 176: ...RXRL NV 2 2 2 BLOCK DIAGRAM Rev 0 1 12 09 02 Pagina lasciata intenzionalmente in bianco...
Page 178: ...RXRL NV 2 2 10 CPU NV Technical Appendix Rev 0 1 02 09 02...
Page 181: ...RXRL NV 2 CPU NV 5 10 Appendice Tecnica Rev 0 1 02 09 02...
Page 187: ...RXRL NV 2 CSSINTPLLRX 1 4 Technical Appendix Rev 0 1 02 09 02...
Page 191: ...RXRL NV 2 CSTCX002 1 4 Technical Appendix Rev 0 1 02 09 02...
Page 196: ...RXRL NV 2 2 2 CSFIL70SAW01 Rev 0 1 12 09 02...
Page 197: ...RXRL NV 2 FLTPB7E 1 4 Appendice Tecnica Rev 0 1 04 03 03...
Page 201: ...RXRL NV 2 CSDECRXLCD01 1 4 Appendice Tecnica Rev 0 1 04 03 03...