HWD2111 и другие
| Компонент | Описание | Производитель | |
| HWD2111 | Dual 105mW Headphone Amplifier with Digital Volume Control and Shutdown Mode |
List of Unclassifed Manufacturers |
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| HWD2119 | 350mWAudio Power Amplifier with Shutdown Mode |
List of Unclassifed Manufacturers |
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| PWD-21-10 | PULSE WIDTH DISCRIMINATOR |
Data Delay Devices, Inc. |
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| PWD-21-100 | PULSE WIDTH DISCRIMINATOR |
Data Delay Devices, Inc. |
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| PWD-21-125 | PULSE WIDTH DISCRIMINATOR |
Data Delay Devices, Inc. |
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| PWD-21-15 | PULSE WIDTH DISCRIMINATOR |
Data Delay Devices, Inc. |
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| PWD-21-150 | PULSE WIDTH DISCRIMINATOR |
Data Delay Devices, Inc. |
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