Operating Manual Vol 1 - ES Documentation

SMIQRear Panel20RF RF Cut-out, provided to relocate the RF outputat the front to the rear of the instrument21LF LF Output LF signal of the internal LFgenerator.Source resistance < 10 Ω.EXT 1 EXT1 Input external modulation signal,alternatively for AM or FM (PM).Input resistance >100 kΩ.Nominal voltage: Us = 1 VMax. permissible overvoltage: ± 15 VEXT 2 EXT2 Input external modulation signal for FM(PM).Input resistance >100 kΩ.Nominal voltage: Us = 1 VMax. permissible overvoltage: ± 15 VX-AXIS X-AXIS Output supplies a voltage ramp of 0 to 10V, when a sweep is switched on.BLANK BLANK Output supplies a signal to blank the returnsweep or the settling process in LIST modeLevel: TTLMARKER MARKER Output is active when the sweep reachesthe marker or at the first step of the LISTmode. Level: TTLPULS PULS Input for pulse modulation. Level: TTLInput resistance 10ΩTRIGGER TRIGGER Input to trigger sweep, LIST mode andMemory Sequence. Level: TTLEXTTUNE EXTTUNE Tuning input for the internal referencefrequency. Voltage range ± 10 V, pullingrange ±1 . 10 -61125.5555.03 2.21 E-7