| TRC1805B - Front | TRC1805B - Rack |
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| TRC-1805B - A01 - LSB Filter | TRC-1805B - A02 - USB filter |
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| TRC-1805B - A05 - IF CAG | TRC-1805B - A06 - IF Carrier |
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| TRC-1805B - A09 - LP filter Audio | TRC-1805B - A12 - AFC Counter |
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| TRC-1805B - A13 - AFC Error | TRC-1805B - A14 - AFC DAC |
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| TRC-1805B - A15 - VCXO | |
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