Model Number Index
The table below lists current and former model numbers of SIGNAL RECOVERY instruments carrying that brand name or the earlier names of PRINCETON APPLIED RESEARCH, Brookdeal Electronics, EG&G, and PerkinElmer.
| Model Number | Description | Possible Alternative and Notes |
| 113 | Voltage Preamplifier with High and Low Pass Tunable Filters | 5113 |
| 114 | Signal Conditioning Amplifier for model 116, 117, 118, 119 and 185 Preamplifiers | |
| 115 | Wideband Voltage Preamplifier | |
| 116 | Transformer Input Preamplifier for model 124A | 1900 |
| 117 | High Impedance Differential Input Preamplifier for model 124A | |
| 118 | Intermediate Impedance Differential Input Preamplifier for model 124A | |
| 119 | Transformer Input Preamplifier for model 124A | |
| 120 | Single Phase Analog Lock-In Amplifier, 5 Hz to 150 kHz | |
| 121 | Single Phase Analog Lock-In Amplifier, 1.5 Hz to 150 kHz | |
| 122 | Single Phase Analog Lock-In Amplifier, 5 Hz To 50 kHz | |
| 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 |
| 126 | Single Phase Lock-in Amplifier with wideband signal channel | |
| 127 | Two Phase Accessory | |
| 128A | Single Phase Lock-In Amplifier, Analog Demodulators, Manual Control | 5105 or 7230 |
| 162 | Boxcar Averager Mainframe | |
| 163 | Sampled Integrator Plug-in for Model 162 | |
| 165 | Gated Integrator Plug-in for Model 162 | |
| 166 | Gated Integrator Plug-in with Baseline Subtraction Mode for Model 162 | |
| 181 | Current Preamplifier | |
| 183 | Remote Preamplifier Adapter for model 124A Preamplifiers | |
| 184 | Current Sensitive Preamplifier for model 124A | |
| 185 | Ultra High Input Impedance Preamplifier for model 124A | |
| 186A | Synchro-Het Single Phase Lock-in Amplifier | |
| 188 | Precision Digital Ratiometer | Same function is built-in to all current lock-in amplifiers except model 5105 |
| 189 | Selective Amplifier | 5113 |
| 190 | Impedance Matching Transformer | 1900 |
| 191 | Light Chopper, 5 Hz To 5.5 kHz | 197 |
| 192 | Variable Speed Light Chopper | 197 |
| 193 | Multiplier/Divider | |
| 194 | Variable Speed Light Chopper | 197 |
| 197 | Optical Chopper | |
| 198 | Mixed Beam Optical Chopper (Frequency controls sets SUM frequency) | |
| 198A | Mixed Beam Optical Chopper (Frequency controls sets higher of the two frequencies) | |
| 651-1 | Dual Port Light Chopper | 197 |
| 652-1 | Micro Head Chopper | 197 |
| 652-1 | Micro Head Chopper | 197 |
| 653A | Extension Cable, 1.5 meters, for 650 series choppers | |
| 1105 | Data Converter Console | |
| 1107 | Power Bin for HVS-1 High Voltage Power Supply Modules | |
| 1109 | Photon Counter | |
| 1112 | Photon Counter/Processor | |
| 1120 | Amplifier/Discriminator | |
| 1121A | Amplifier/Discriminator | |
| 1140 | Quantum Photometer | |
| 1140C | Amplifier/Discriminator | |
| 1182 | Amplifier/Discriminator | |
| 1182/99 | Line Power Supply (110V AC) for 1182 | |
| 1900 | Impedance Matching Transformer | |
| 1901 | Impedance Matching Transformer | 1900 |
| 1901A | Impedance Matching Transformer | 1900 |
| 3820 | Universal Counter (USB Interface) | |
| 3830 | Multiplexer (USB Interface) | |
| 4006-SI | Benchtop NIM Bin and Power Supply | |
| 4001A/4002D | NIM Bin and Power Supply (Rack Mount) | |
| 4101 | Scan Recorder | |
|
4102 |
Signal Recorder |
|
| 4121B | Boxcar Averager Module | |
| 4161A | Dual Channel ADC, Display and Control Module | |
| 4402 | Boxcar Averager Signal Processor | |
| 4420 | Boxcar Averager Mainframe | |
| 4420/99 | IEEE488 (GPIB) Interface Card for 4420 | |
| 4421 | Sampled Integrator Plug-in for Model 4420 | |
| 4421/95 | S5 Sampling Head (1 ns) for Model 4421 | |
| 4421/96 | S4 Sampling Head ( 25 ps ) for Model 4421 | |
| 4421/97 | S3A Sampling Head (400 ps) for Model 4421 | |
| 4421/98 | S2 Sampling Head (75 ps) for Model 4421 | |
| 4421/99 | S1 Sampling Head (350 ps) for Model 4421 | |
| 4422 | Gated Integrator Plug-in for Model 4420 | |
| 5C1 | Photon Counting System | |
| 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 |
| 5012 | Oscillator | |
| 5014 | Transient Noise Suppressor | |
| 5047 | Ratiometer | |
| 5048 | Lin/Log Ratiometer | |
| 5049 | Noise Measurement Unit | |
| 5057 | Autorange option for 9505 lock-in amplifier | |
| 5101 | Single Phase Lock-In Amplifier, Analog Demodulators, Manual Control | 5105 or 7230 |
| 5105 | Dual Phase Lock-In Amplifier Module complete with Windows Software | |
| 5106 | Dual Phase Lock-In Amplifier PCB Assembly | 5105 |
| 5109 | Single Phase Lock-In Amplifier, Analog Demodulators, Manual or Computer Control | |
| 5110A | Dual Phase Lock-In Amplifier, Analog Demodulators, Manual or Computer Control | 5210 |
| 5113 | Low Noise Voltage Preamplifier with High and Low Pass Tunable Filters, Manual or RS232 Computer Control | |
| 5182 | Current Preamplifier | |
| 5183 | Nanovolt Preamplifier | |
| 5184 | Ultra Low Noise Preamplifier | |
| 5185 | Wideband Preamplifier | |
| 5186 | Differential Voltage Preamplifier | |
| 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, 7230, 7265, or 7270 |
| 5204 | Dual Phase Lock-In Amplifier | 5210, 7230, 7265, or 7270 |
| 5205 | Single Phase Lock-In Amplifier with GPIB and/or RS232 Control | 5210, 7230, 7265, or 7270 |
| 5206 | Dual Phase Lock-In Amplifier with GPIB and/or RS232 Control | 5210, 7230, 7265, or 7270 |
| 5207 | Single Phase Lock-In Amplifier with GPIB and RS232 Control | 5210, 7230, 7265, or 7270 |
| 5208 | Dual Phase Lock-In Amplifier with GPIB and RS232 Control | 5210, 7230, 7265, or 7270 |
| 5209 | Single Phase Lock-In Amplifier with GPIB and RS232 Control | 5210 |
| 5210 | Dual Phase Lock-In Amplifier with GPIB and RS232 Control | |
| 5301 | Dual Phase Lock-In Amplifier with GPIB and RS232 Control | 5210, 7230, 7265, or 7270 |
|
5302 |
Dual Phase Lock-In Amplifier |
7280 |
| 5315 | Dual Channel Voltage Preamplifier for model 5301 | |
| 5316 | Transformer Input Preamplifier for models 5301 and 5302 | |
| 5317 | High Impedance Differential Input Preamplifier for models 5301 and 5302 | |
| 5320 | Wide Bandwidth High Impedance Differential Input Preamplifier for models 5301 and 5302 | |
| 5381 | Current Preamplifier for models 5301 and 5302 | |
| 5383 | Remote Preamplifier Adapter for for models 5301 and 5302 | |
| 5501 | Lock-in Amplifier Applications Software for DOS | Acquire |
| 5502 | Lock-in Amplifier Applications Software for 16-bit Windows (Win 3.11 and earlier) | Acquire |
| 7124 | Precision Lock-In Amplifier | |
| 7210 | Multichannel DSP Lock-In Amplifier | |
| 7220 | Dual Phase DSP Lock-In Amplifier - 0.001 Hz to 120 kHz | 7230 |
| 7220BFP | Dual Phase DSP Lock-In Amplifier - 0.001 Hz to 120 kHz - computer control only | 7230 |
| 7225 | Dual Phase DSP Lock-In Amplifier - 0.001 Hz to 120 kHz | 7230 |
| 7225BFP | Dual Phase DSP Lock-In Amplifier - 0.001 Hz to 120 kHz - computer control only | 7230 |
| 7230 | Dual Phase DSP Lock-In Amplifier - 0.001 Hz to 120 or 250 kHz, with built-in web browser control panels | |
| 7260 | Dual Phase DSP Lock-In Amplifier - 0.001 Hz to 250 kHz | 7230, 7265, or 7270 |
| 7265 | Dual Phase DSP Lock-In Amplifier - 0.001 Hz to 250 kHz | |
| 7270 | Dual Phase DSP Lock-In Amplifier - 0.001 Hz to 250 kHz | |
| 7280 | Dual Phase Wideband DSP Lock-In Amplifier - 0.5 Hz to 2.0 MHz | |
| 7280BFP | Dual Phase Wideband DSP Lock-In Amplifier - 0.5 Hz to 2.0 MHz - computer control only | 7280 |
| 7310 | Noise Rejecting Voltmeter | |
| 9412A | Phase Sensitive Detector | |
| 9415 | Linear Gate | |
| 9422 | Reference Unit | |
| 9425 | Scan Delay Generator | |
| 9433 | Signal Transformer | 1900 |
| 9452 | Precision AC Amplifier | |
| 9454 | Differential AC Amplifier | |
| 9458 | AC and DC Instrumentation Amplifier | |
| 9473 | Signal Source | |
| 9478A | Optical Chopper | 197 |
| 9479 | Optical Chopper | 197 |
| 9501 | Single Phase Lock-In Amplifier | 5210, 7230, 7265, or 7270 |
| 9503 | Single Phase Lock-In Amplifier | 5210, 7230, 7265, or 7270 |
| 9505 | Dual Phase Lock-In Amplifier | 5210, 7230, 7265, or 7270 |
| 9575 | Swept Frequency Quadrature Oscillator | |
| 9650 | Four Channel Digital Delay Generator | |
| 9650A | Four Channel Digital Delay Generator | |
| 9825 | Digital Signal Averager - 200 MSa/s | |
| 9845 | Transient Recorder - 200 MSa/s | |
| 9826 | Digital Signal Averager - 500 MSa/s | |
| 9846 | Transient Recorder - 500 MSa/s | |
| 9597 | Power Bin for one or two 50XX Modules | |
| 9598 | Power Bin for up to five 50XX Modules | |
| Acquire | Lock-In Amplifier Applications Software | |
| AM-1 | Signal Transformer, 1 Hz To 2 kHz | 1900 |
| AM-2 | Signal Transformer, 1 kHz To 200 kHz | 1900 |
| C0099 | Power Cable for Model 181 Preamplifier | |
| C01001 | RS232 Null Modem 9f-9f, 2 Meter | |
| C01002 | RS232 Null Modem 9f-25m, 2 Meter | |
| C01003 | RS232 Null Modem 9f-9m, 2 Meter | |
| C0145 | Power Cable | |
| C0218 | Power Cable | |
| C0321 | Double Shielded BNC Cable, 6" | |
| C0322 | Double Shielded BNC Cable, 3' | |
| CE0114S | NI PCI-GPIB Interface Card | |
| CE0115S | NI USB-GPIB Interface Module | |
| CE0116S | RS232-USB Adapter | |
| Eclipse | 2 GSa/s Digital Signal Averager | |
| HR-8 | Single Phase Lock-In Amplifier, 0.2 Hz - 210 kHz | |
| HVS-1 | High Voltage Power Supply | |
| K02001 | RS232 Adaptor 25F-9M | |
| K02002 | Rack Mount Kit for models 7220, 7220BFP, 7225 and 7225BFP Lock-in Amplifiers | |
| K02003 | Rack Mount Kit for model 7260 and 7265 (Lock-in Amplifiers) and model 7310 (Noise Rejecting Voltmeter) | |
| K02004 | Rack Mount Kit for models 7280 and 7280BFP Lock-in Amplifiers | |
| K02005 | Rack Mount Kit for models 7124 and 7270 Lock-in Amplifiers | |
| K0304 | Rack Mount Kit for 1 or 2 Models 5105, 5113, 5182, 5183, 5184, 5185, 5186, 5187 or 5188 | |
| PESRInstComms | ActiveX Control And SDK | SRInstComms |
| PS0055 | Power Supply For 181 (110V AC) | |
| PS0056 | Power Supply For 181 (220V AC) | |
| PS0108 | Power Supply | |
| PS0109 | Pack of 20 Alkaline Batteries | |
| SC0066S | Shielded GPIB Cable, 1 Meter | |
| SC0067S | Shielded GPIB Cable, 4 Meter | |
| SC0073S | Shielded GPIB Cable, 2 Meter | |
| SRInstComms | ActiveX Control and SDK |