Are the transistors your looking for the finals transistors? ---------------- Yes. the 2N5070 are the RF/PA trans used in the Racal Syncal 30(TRA931) & others.
?If you have ant luck please let me know too. ---------------- I thought I did. The MRF-401 though bot exactly the same package as the 2n5070 it can easily be fit in the space provided & it works very well. Again, they can be purchased very reasonably in matched pairs from:
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Dennis Starks Military-Radio- Guy KB0SFP Monitor(all USB): 3996, 5403.5, 7296, 14342.5, 18157.5