Product Model Number Index

The table below lists current and former model numbers of SIGNAL RECOVERY instruments carrying the PRINCETON APPLIED RESEARCH, Brookdeal Electronics, EG&G, PerkinElmer and SIGNAL RECOVERY brand names. Click the highlighted links to reach the relevant product pages on this site. 

Model Number Description  Possible Alternative and Notes 
113 Voltage Preamplifier with High and Low Pass Tunable Filters  5113 
115 Wideband Voltage Preamplifier  5185
116 Transformer Input Preamplifier for model 124A  1900
123  AC Zero Offset Same function can be achieved with 7225 and 7265 using procedure in Application Note AN1001
124(A) Precision Single Phase Lock-in Amplifier 7124 
125A Light Chopper 5 Hz to 2005 Hz 197 or 651-1
126 Single Phase Lock-in Amplifier with wideband signal channel 5209 
128A Single Phase Lock-In Amplifier, Analog Demodulators, Manual Control 5105, 7225 or 7230 
162 Boxcar Averager Mainframe 4100
165 Gated Integrator Plug-in for Model 162 
4121B 
166 Gated Integrator Plug-in with Baseline Subtraction Mode for Model 162 4121B 
186A Synchro-Het Single Phase Lock-in Amplifier 5209
188 Precision Digital Ratiometer Same function is built-in to all current lock-in amplifiers except models 5105 and 5106
189 Selective Amplifier 5113
190 Impedance Matching Transformer 1900
191 Light Chopper, 5 Hz To 5.5 kHz 197 or 651-1
192 Variable Speed Light Chopper 197 or 651-1
194 Variable Speed Light Chopper 197 or 651-1
198 Mixed Beam Optical Chopper (Frequency controls sets SUM frequency) 198A 
1901 Impedance Matching Transformer 1900
1901A Impedance Matching Transformer 1900
4402 Boxcar Averager Signal Processor 4100 or Eclipse
4420 Boxcar Averager Mainframe 4100 or Eclipse
4421 Sampled Integrator Plug-in for Model 4420 4100 or Eclipse
4422 Gated Integrator Plug-in for Model 4420 4100 or Eclipse
5C1 Photon Counting System 3820
5001 Differential Preamplifier 5186
5002 Current Preamplifier 5182
5003 Nanovolt Preamplifier 5183
5004 Ultra Low Noise Voltage Preamplifier 5184
5005 DC Current Amplifier 5182
5006 Differential Input Voltage Preamplifier 5186
5011 Active Filter 5113
5101 Single Phase Lock-In Amplifier, Analog Demodulators, Manual Control 5105 or 7225
5106 Dual Phase Lock-In Amplifier PCB Assembly 5105
5109 Single Phase Lock-In Amplifier, Analog Demodulators, Manual or Computer Control 5209, 7225 or 7265 
5110A Dual Phase Lock-In Amplifier, Analog Demodulators, Manual or Computer Control 5209, 7225 or 7265 
5187 Differential Voltage Preamplifier 5186
5188A Optical Input Preamplifier (InGaAs) Consider using 5182 with external InGaAs photodiode
5188B Optical Input Preamplifier (Si) Consider using 5182 with external Si photodiode
5202 RF Lock-In Amplifier 7280
5203 Single Phase Lock-In Amplifier 5210, 7225, 7230, 7265 or 7270
5204 Dual Phase Lock-In Amplifier 5210, 7225, 7230, 7265 or 7270
5205 Single Phase Lock-In Amplifier with GPIB and/or RS232 Control 5210, 7225, 7230, 7265 or 7270
5206 Dual Phase Lock-In Amplifier with GPIB and/or RS232 Control 5210, 7225, 7230, 7265 or 7270
5207 Single Phase Lock-In Amplifier with GPIB and RS232 Control 5210, 7225, 7230, 7265 or 7270
5208 Dual Phase Lock-In Amplifier with GPIB and RS232 Control 5210, 7225, 7230, 7265 or 7270
5301 Dual Phase Lock-In Amplifier with GPIB and RS232 Control 5210, 7225, 7230, 7265 or 7270 
5302 Dual Phase Lock-In Amplifier 7280
7210 Multichannel DSP Lock-In Amplifier
7220 Dual Phase DSP Lock-In Amplifier - 0.001 Hz to 120 kHz 7225 
7220BFP Dual Phase DSP Lock-In Amplifier - 0.001 Hz to 120 kHz - computer control only 7230 or 7225 
7225BFP Dual Phase DSP Lock-In Amplifier - 0.001 Hz to 120 kHz - computer control only 7225 or 7230 
7260 Dual Phase DSP Lock-In Amplifier - 0.001 Hz to 250 kHz 7230, 7265, or 7270
9433 Signal Transformer 1900
9478A Optical Chopper 197 or 651-1
9479 Optical Chopper 197 or 651-1
9501 Single Phase Lock-In Amplifier 5209, 7225, 7230, 7265 or 7270
9503 Single Phase Lock-In Amplifier 5209, 7225, 7230, 7265 or 7270
9505 Dual Phase Lock-In Amplifier 5210, 7225, 7230, 7265 or 7270
AM-1 Signal Transformer, 1 Hz To 2 kHz 1900
AM-2 Signal Transformer, 1 kHz To 200 kHz 1900
PESRInstComms
ActiveX Control And SDK
SRInstComms