HAL DXP38 RTTY modem available on eBay.

https://www.ebay.com/itm/363689540109?_trkparms=amclksrc%3DITM%26aid%3D1110006%26algo%3DHOMESPLICE.SIM%26ao%3D1%26asc%3D20200818142055%26meid%3D23227083feec427fb99a2e1d77fb47f7%26pid%3D101113%26rk%3D1%26rkt%3D12%26sd%3D165277872099%26itm%3D363689540109%26pmt%3D0%26noa%3D1%26pg%3D2563228%26algv%3DDefaultOrganicWeb&_trksid=p2563228.c101113.m2108

Not mine and not associated with the seller !!!

Nick  -  N0NCQ