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TEAC RA-41 and RA-41 Record Amplifiers

Does anyone know if an RA-40 will work with a TEAC TCA-41 (TCA-40 + RA-41) reel to reel deck to "create" a TCA-42? Alternatively, does anyone know if the RA-40 can be used in place of the RA-41 with the TCA-40? Thanks!