1m Black DB9 RS232 Null Modem Cable F/F - DB9 Cables & DB25 Cables | Cables | StarTech.com
Amazon.com: StarTech.com USB to Serial RS232 Adapter - DB9 Serial DCE Adapter Cable with FTDI – Null Modem - USB 1.1 / 2.0 – Bus-Powered (ICUSB232FTN) : Electronics
RS232 Serial Wifi Modem for Vintage Computers V4 from The Old Net on Tindie
Tripp Lite 18in USB to Null Modem Serial Adapter FTDI w/ COM Retention M/F 18" - serial adapter - USB - RS-232 - U209-18N-NULL - USB Adapters - CDW.com
Rocstor Premium 5ft 1 Port USB to Null Modem RS232 DB9 Serial DCE Adapter Cable with FTDI
2pcs RS232 optical modem fiber optic transceiver SC optical transceiver extender | eBay
Industrial Bidirectional RS232 Optical MODEM Serial to Fiber Converter DB9 SM ST | eBay
RS232 Null Modem - 2 DCE (Female) Connectors – Grid Connect
Cellular modem - WCDMA/UMTS, RS232 Modem | M100 - Shenzhen Wlink Technology Co., LTD - RS232 / 3G / GSM
3ft (0.9m) Serial RS232 DB9 Null Modem Cable with Low Profile Connectors F/F - In-Wall CMG-Rated | Serial RS232 | Computer Cables | USB and PC
10 Foot DB9 Female to DB25 Male Serial RS232 Modem Cable
GSM-Q2403 Quasar | Quasar RS232 GSM/GPRS Modem | 762-0086 | RS Components
USB to Null Modem Serial DCE Adapter - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com
Tripp Lite 6ft Null Modem Serial DB9 RS232 Cable Adapter Gold M/F 6' - null modem cable - DB-9 to DB-9 - 6 ft
ProComSol HM-RS232-ISO RS232 HART Modem, isolated
RS232 Protocol – Basics - ElectronicsHub
StarTech 10' DB9 RS232 Serial Female to Male Null Modem SCNM9FM
Amazon.com: StarTech.com 10' RS232 Serial Null Modem Cable - Null modem cable - DB-9 (F) to DB-9 (F) - 10 ft (SCNM9FF) : Electronics
Cable to connect to printer
Amazon.com: StarTech.com DB9 RS232 Serial Null Modem Adapter - F/F - Null modem adapter - DB-9 (F) to DB-9 (F) - NM9FF : Electronics
PL2303TA USB RS232 to DB9 Cross Wired Rollover Null Modem Cable (Null Modem pinout: 2-TXD, 3-RXD 5-GND, 7-CTS. 8-RT) - Walmart.com
Fluke 2633-232 Wireless Modem, RS232 to Wireless
C2G 52040 15Ft DB9 F/F Black Serial RS232 Null Modem Cable | Southern Electronics
Async RS232 CATx ShortHaul Modem DB25 | Black Box
Cable to connect to printer
StarTech.com DB9 RS232 F M Serial Null Modem Crossover Cable, 3m (9FMNM-3M- RS232-CABLE)
