| Image | Manufacturer | Part Number | Description |
|---|
 | Texas Instruments | INA101AM | SP Amp INSTR Amp Single ±20V 10-Pin TO-100 Tube |
| Texas Instruments | INA101SM | SP Amp INSTR Amp Single ±20V 10-Pin TO-100 Tube |
| Texas Instruments | INA101CM | SP Amp INSTR Amp Single ±20V 10-Pin TO-100 Tube |
 | Texas Instruments | INA101AG | SP Amp INSTR Amp Single ±20V 14-Pin SBCDIP Tube |
 | Texas Instruments | INA101KU | SP Amp INSTR Amp Single ±20V 16-Pin SOIC Tube |
 | Texas Instruments | INA101HP | SP Amp INSTR Amp Single ±20V 14-Pin PDIP Tube |
 | Linear Technology | LT1102ACN8#PBF | SP Amp INSTR Amp Single ±20V 8-Pin PDIP N |
| | Linear Technology | LT1102MJ8 | SP Amp INSTR Amp Single ±20V 8-Pin CDIP |
 | Texas Instruments | INA103KP | SP Amp INSTR Amp Single ±25V 16-Pin PDIP Tube |
| Texas Instruments | INA101KUE4 | SP Amp INSTR Amp Single ±20V 16-Pin SOIC Tube |
 | Texas Instruments | INA122P | SP Amp INSTR Amp Single R-R O/P ±18V/36V 8-Pin PDIP Tube |
 | Texas Instruments | INA122UA | SP Amp INSTR Amp Single R-R O/P ±18V/36V 8-Pin SOIC Tube |
| Texas Instruments | INA122PA | SP Amp INSTR Amp Single R-R O/P ±18V/36V 8-Pin PDIP Tube |
| Texas Instruments | INA122U | SP Amp INSTR Amp Single R-R O/P ±18V/36V 8-Pin SOIC Tube |
| Texas Instruments | INA118U | SP Amp INSTR Amp Single ±18V 8-Pin SOIC Tube |
| Texas Instruments | INA126P | SP Amp INSTR Amp Single ±18V/36V 8-Pin PDIP Tube |
| Texas Instruments | PGA205AU | SP Amp INSTR Amp Single ±18V 16-Pin SOIC Tube |
| Texas Instruments | INA114AP | SP Amp INSTR Amp Single ±18V 8-Pin PDIP Tube |
| Texas Instruments | INA116UA | SP Amp INSTR Amp Single ±18V 16-Pin SOIC Tube |
| Texas Instruments | INA126UA | SP Amp INSTR Amp Single ±18V/36V 8-Pin SOIC Tube |
| Texas Instruments | PGA204AP | SP Amp INSTR Amp Single ±18V 16-Pin PDIP Tube |
| Texas Instruments | INA114BP | SP Amp INSTR Amp Single ±18V 8-Pin PDIP Tube |
| Texas Instruments | INA155U | SP Amp INSTR Amp Single R-R O/P 5.5V 8-Pin SOIC Tube |
