IFR Systems FM/AM-1200S/A Operation Manual page 225

APPENDIX A - FM/AM-1200S/A SPECIFICATIONS
A-1 RF SIGNAL GENERATOR
Frequency Range:
250 kHz t o 999.9999 MHz i n 100 Hz i n c r e m e n t s .
Frequency Accuracy:
, 5 Hz
+
M a s t e r O s c i l l a t o r (SINS t h r u 4490
f o r FM/AM-1200S. S/Ns t h r u 1448 f o r FM/AM-1200A).
See M a s t e r O s c i l l a t o r f o r FM/AM-1200s SIN 4491 and
a f t e r (SIN 1449 and a f t e r f o r FM/AM-1200A).
Residual FM: c100 Hz RMS (300 Hz t o 3 kHz Bandwidth)
Harmonics:
2nd Harmonic 5-30 dBc
3 r d Harmonic 5-45 dBc
Non-Harmonics &
S p u r i o u s ( a t o f f s e t f r o m k 1 0 kHz t o 2 1 . 5 MHz: 5-30 dBc i n band
s e l e c t e d f r e q u e n c y ) : k 1 . 5 MHz t o band end: 5-55 dBc
( I f image 5-35 dB)
RF O u t p u t Power:
-127 dBm t o -20 dBm ( 1 0 dB s t e p s w i t h 11
dB range v e r n i e r ) i n t o 50 ohms.
RF O u t p u t Accuracy:
*2.5 dB ( k 3 dB a t f r e q u e n c i e s >800 MHz and
-
l e v e l s between -120 dBm and -127 dBm f o r FM/AM-
1
=
1200s t h r u SIN 7698 and FM/AM-1200A t h r u
SIN
1676).
V a r i a b l e Generate:
I n t e r n a l M o d u l a t i o n :
-
D e v i a t i o n Range:
-
% AM Range:
7
E x t e r n a M o d u l a t i o n :
Frequency Response:
M o d u l a t i o n S e n s i t i v i t y :
D i s t o r t i o n
( a t 1 kHz s i n e ) :
When i n t h e " l o c k e d " p o s i t i o n , t h e g e n e r a t o r
i s phased l o c k e d t o t h e m a s t e r o s c i l l a t o r .
When s w i t c h e d f r o m t h e " l o c k e d " p o s i t i o n , t h e
g e n e r a t o r may be v a r i e d 2 1 0 kHz.
0 t o 50 kHz ( w i t h 1 kHz t o n e ) .
0 t o 90% ( w i t h 1 kHz t o n e ) .
FM:
2 Hz t o 30 Hz (DC when i n v a r i a b l e g e n e r a t e )
AM: 10 Hz t o 10 kHz (30% maximum m o d u l a t i o n above
5 kHz).
FM: .1 VRMS/kHz ( - 0 t o +30%)
AM: . O 1 VRMS/% ( - 0 t o +30%)
FM: ~ 1 % t o 20 kHz d e v i a t i o n
AM: ~ 1 0 % t o 60% m o d u l a t i o n
I n p u t Impedance:
10K Ohms nominal