x Commands
SR865A DSP Lock-in Amplifier
SR865A Command List
Reference Commands
page description
TBMODE(?) { AUTO | INternal | i }
106 Set the 10 MHz timebase
TBSTAT?
106 Query the current 10 MHz timebase ext (0) or int (1)
PHAS(?) { p } { UDEG | MDEG | DEG | URAD | MRAD | RAD }
106 Set the reference phase to p
APHS
106 Auto Phase
FREQ(?) { f } { HZ | KHZ | MHZ }
106 Set the reference frequency to f
FREQINT(?) { f } { HZ | KHZ | MHZ }
107 Set the internal reference frequency to f
FREQEXT?
107 Query the external reference frequency
FREQDET?
107 Query the detection frequency
HARM(?) { i }
107 Set harmonic detect to i
HARMDUAL(?) { i }
107 Set harmonic for dual reference mode to i
BLADESLOTS(?) {SLT6 | SLT30 | i }
108 Set the chopper blade number of slots
BLADEPHASE(?) { p } { UDEG | MDEG | DEG | URAD | MRAD |
RAD }
108 Set the chopper blade phase to p
SLVL(?) { v } { NV | UV | MV | V }
108 Set sine output amplitude to v
SOFF(?) { v } { NV | UV | MV | V }
108 Set sine output dc level to v
REFM(?) { COMmon | DIFference | i }
109 Set sine output dc mode
RSRC(?) { INT | EXT | DUAL | CHOP | i }
109 Set reference mode
RTRG(?) { SIN | POSttl | NEGttl | i }
109 Set external reference trigger
REFZ(?) { 50ohms | 1Meg | i }
109 Set external reference input impedance
PSTF(?) [ j ] { , f { HZ | KHZ | MHZ } }
110 Set frequency preset j to f
PSTA(?) [ j ] { , v { NV | UV | MV | V } }
110 Set sine amplitude preset j to v
PSTL(?) [ j ] { , v { NV | UV | MV | V } }
110 Set sine dc level preset j to v
Signal Commands
page
description
IVMD(?) { VOLTage | CURRent | i }
111 Set input to voltage/current
ISRC(?) { A | A−B | i }
111 Set voltage input configuration
ICPL(?) { AC | DC | i }
111 Set voltage input coupling
IGND(?) { FLOat | GROund | i }
111 Set voltage input shield grounding
IRNG(?) { 1Volt | 300Mvolt | 100Mvolt | 30Mvolt | 10Mvolt | i }
111 Set voltage input range
ICUR(?) { 1MEG | 100MEG | i }
112 Set current input gain
ILVL?
112 Query the signal strength low to overload (0–4)
SCAL(?) { i }
112 Set sensitivity from 1V (0) to 1 nV (27)
OFLT(?) { i }
113 Set time constant from 1
μ
s (0) to 30 ks (21)
OFSL(?) { i }
113 Set filter slope from 6 dB (0) to 24 dB (3)
SYNC(?) { OFF | ON | i }
113 Turn synchronous filter off/on
ADVFILT(?) { OFF | ON | i }
113 Turn advanced filtering off/on
ENBW?
113 Query the equivalent noise bandwidth
Summary of Contents for SR865A
Page 5: ...Safety and Preparation For Use iii SR865A DSP Lock in Amplifier...
Page 6: ...iv Safety and Preparation For Use SR865A DSP Lock in Amplifier...
Page 54: ...36 Getting Started Chapter 1 SR865A DSP Lock in Amplifier...
Page 118: ......
Page 172: ......
Page 186: ...168 The FFT Display Appendix B SR865A DSP Lock in Amplifier...
Page 192: ......
