| 163 | B25C275 | Selenium micro rectifier bridges-circuit |
| 164 | B25C400 | Selenium micro rectifier bridges-circuit |
| 165 | B25C450 | Selenium micro rectifier bridges-circuit |
| 166 | B25C500/300 | Selenium clamp rectifier |
| 167 | B25C750/500 | Selenium clamp rectifier |
| 168 | B260D | Control circuit for switching power supplies, possibly equivalent TDA1060 |
| 169 | B2761D | Dual operational amplifier with Darlington output, internal frequency compensation, possibly equivalent TAA2761A |
| 170 | B2765D | Dual operational amplifier with Darlington output, internal frequency compensation, extended temperature range, possibly equivalent TAA2765A |
| 171 | B2765S | Double operational amplifier with Darlington output, internal frequency compensation, in a hybrid-friendly housing |
| 172 | B300C30 | Selenium block rectifier |
| 173 | B303D | Initiator circuit |
| 174 | B304D | Initiator circuit |
| 175 | B305D | Initiator circuit |
| 176 | B306D | Initiator circuit |
| 177 | B306S | Initiator circuit |
| 178 | B308D | Unregulated microphone amplifier for piezo microphones, possibly equivalent TAA970 |
| 179 | B315D | Quadruple transistor array without and with heat sinks, possibly equivalent Q2T2222 |
| 180 | B315E | Quadruple transistor array without and with heat sinks, possibly equivalent Q2T2222 |
| 181 | B315K | Quadruple transistor array without and with heat sinks, possibly equivalent Q2T2222 |
| 182 | B3170V | Adjustable positive voltage regulator, possibly equivalent LM317HV |
| 183 | B3171V | Adjustable positive voltage regulator (high voltage), possibly equivalent LM317HVT |
| 184 | B318D | Regulated microphone amplifier for piezo speech capsules |
| 185 | B325D | Quadruple transistor array without and with heat sink, possibly equivalent Q2T2222 |
| 186 | B325E | Quadruple transistor array without and with heat sink, possibly equivalent Q2T2222 |
| 187 | B325K | Quadruple transistor array without and with heat sink, possibly equivalent Q2T2222 |
| 188 | B331G | Hearing aid amplifier with dynamic compresion, possibly equivalent WC501G |
| 189 | B3370V | Adjustable negative voltage regulator, possibly equivalent LM337T |
| 190 | B3371V | Adjustable negative voltage regulator (high voltage), possibly equivalent LM337HV |
| 191 | B340D | Transistorarray |
| 192 | B340D | Transistor array with 4 npn transistors |
| 193 | B341D | Transistorarray |
| 194 | B341D | Transistor array with 4 npn transistors, low noise |
| 195 | B342D | Transistor array with 4 npn transistors |
| 196 | B360D | Quadruple transistor array without and with heat sink, possibly equivalent TPQ2222 |
| 197 | B360E | Quadruple transistor array without and with heat sink, possibly equivalent TPQ2221 |
| 198 | B360K | Quadruple transistor array without and with heat sink, possibly equivalent TPQ3724 |
| 199 | B380D | Quadruple transistor array without and with heat sink, possibly equivalent TPQ3725 |
| 200 | B380E | Quadruple transistor array without and with heat sink, possibly equivalent TPQ3725 |
| | |
