| 1525081 | STK412-090 | Two-Channel Shift Power Supply Audio Power Amplifier ICs 150W + 150 W | SANYO |
| 1525082 | STK412-150 | Two-Channel Shift Power Supply Audio Power Amplifier ICs 150W + 150 W | SANYO |
| 1525083 | STK412-170 | Two-Channel Shift Power Supply Audio Power Amplifier ICs 150W + 150 W | SANYO |
| 1525084 | STK4120K5 | 15W x 2-channel power amplifier | SANYO |
| 1525085 | STK4120MK2 | 2ch./1packge, +- Power Supply 6W/ch. ~ 100W/ch. THD=0.4% | SANYO |
| 1525086 | STK4120MK5 | 2ch./1packge, +- Power Supply 6W/ch. ~ 100W/ch. THD=0.08% | SANYO |
| 1525087 | STK4121 | 2-CHANNEL AF POWER AMP | etc |
| 1525088 | STK4121II | 2-CHANNEL AF POWER AMP | etc |
| 1525089 | STK4121V | AF Power Amplifier (Split Power Supply) (15 W + 15 W min, THD = 0.08 %) | SANYO |
| 1525090 | STK4122 | AF Power Amplifier (Split Power Supply) (15W + 15W min, THD = 0.4%) | SANYO |
| 1525091 | STK4122II | AF Power Amplifier (Split Power Supply) (15W + 15W min, THD = 0.4%) | SANYO |
| 1525092 | STK4122V | Features of the IMST Hybird ICs | etc |
| 1525093 | STK4130 | STK Audio Power Amplifier | SANYO |
| 1525094 | STK4130K5 | 20W x 2-channel power amplifier | SANYO |
| 1525095 | STK4130MK2 | 2ch./1packge, +- Power Supply 6W/ch. ~ 100W/ch. THD=0.4% | SANYO |
| 1525096 | STK4130MK5 | 2ch./1packge, +- Power Supply 6W/ch. ~ 100W/ch. THD=0.08% | SANYO |
| 1525097 | STK4131 | 2-CHANNEL AF POWER AMP | etc |
| 1525098 | STK4131II | 2-CHANNEL AF POWER AMP | etc |
| 1525099 | STK4131V | AF Power Amplifier (Split Power Supply) (20 W + 20 W min, THD = 0.08%) | SANYO |
|
| 1525100 | STK4132 | 2ch AF Power Amplifier (Split Power Supply) 20W + 20 W, THD =1% | SANYO |
| 1525101 | STK4132II | 2ch AF Power Amplifier (Split Power Supply) 20W + 20 W, THD =1% | SANYO |
| 1525102 | STK4132V | Features of the IMST Hybird ICs | etc |
| 1525103 | STK4140K5 | 25W x 2-channel power amplifier | SANYO |
| 1525104 | STK4140MK2 | 2ch./1packge, +- Power Supply 6W/ch. ~ 100W/ch. THD=0.4% | SANYO |
| 1525105 | STK4140MK5 | 2ch./1packge, +- Power Supply 6W/ch. ~ 100W/ch. THD=0.08% | SANYO |
| 1525106 | STK4141 | 2ch./1packge, +- Power Supply Built-in Muting Circuit 25W/ch. ~ 70W/ch. THD=0.02% | SANYO |
| 1525107 | STK4141II | 2-CHANNEL AF POWER AMP | etc |
| 1525108 | STK4141II | 2-CHANNEL AF POWER AMP | etc |
| 1525109 | STK4141V | AF Power Amplifier (Split Power Supply) (25W + 25W min, THD = 0.08%) | SANYO |
| 1525110 | STK4141X | 2ch./1packge, +- Power Supply Built-in Muting Circuit 25W/ch. ~ 70W/ch. THD=0.02% | SANYO |
| 1525111 | STK4142 | AF Power Amplifier (Split Power Supply) | SANYO |
| 1525112 | STK4142II | AF Power Amplifier (Split Power Supply) | SANYO |
| 1525113 | STK4142V | Features of the IMST Hybird ICs | etc |
| 1525114 | STK4144MK2 | Features of the IMST Hybird ICs | etc |
| 1525115 | STK4144MK5 | Features of the IMST Hybird ICs | etc |
| 1525116 | STK4145MK2 | Features of the IMST Hybird ICs | etc |
| 1525117 | STK4145MK2 | STK Audio Power Amplifier | etc |
| 1525118 | STK4145MK5 | Features of the IMST Hybird ICs | etc |
| 1525119 | STK4150K5 | 30W x 2-channel power amplifier | SANYO |
| 1525120 | STK4150MK2 | 2ch./1packge, +- Power Supply 6W/ch. ~ 100W/ch. THD=0.4% | SANYO |
