This adapter is used to connect the rear 9-pin RGBI port on the Commodore 128 to a 15-pin VGA cable which then connects to a 15-kHz-capable VGA monitor. This gives you 16-color output and 80-Columns (double the 40-columns of the VIC-II chip) of text using the VDC Chip inside the 128.
eBay
VGA to AV Converter VGA to RCA AV to VGA Converter RCA Adapter with 3.5mm Audio Cable for TV Box PC 1080P CVBS To VGA Converter
Aliexpress UK
Tripp Lite P556-006 DVI to VGA High-Resolution Adapter Cable with RGB Coaxial (DVI-A to HD15 M/M) 6 ft. (1.8 m) 1.83 m DVI-A VGA (D-Sub) Male Male Gold. Tripp Lite P556-006 DVI to VGA High-Resolution Adapter Cable with RGB Coaxial (DVI-A to HD15 M/M) 6 ft. (1.8 m).
eBay
VGA BNC SVIDEO to VGA Video Converter VGA Out Adapter BNC to VGA Converter Composite Digital Switch Box Box WITH DC CABLE
Aliexpress UK
Input Interface: DMS 59P. 1 x DMS to VGA Adpter. Output interface: VGA. Compatible with ALL DMS-59 video cards. Product Material: Plastic. Always believe we can solve problems by communication if there are any problems.
eBay
VGA to AV Converter VGA to RCA AV to VGA Converter RCA Adapter with 3.5mm Audio Cable for TV Box PC 1080P CVBS To VGA Converter
Aliexpress UK
Input Interface: DMS 59P. 1 x DMS to VGA Adpter. Output interface: VGA. Compatible with ALL DMS-59 video cards. Product Material: Plastic.
eBay
DVI-I 24+5 Male To VGA 15 Pin Female 90 Degree Right Angle Convertor Adapter HD Convertor Adapter 15 Pin VGA To DVI 24+5 Adaptor
Aliexpress UK
Input Interface: DMS 59Pin. 1 x DMS to VGA Adpter. Output interface: VGA. 1:72 Tupolev Tu-160 Black Jack Bomber Military Aircraft Paper Model Unassembled. USB2.0 9Pin Splitter Mainboard Female 1 To 2 Male Extension Adapter USB HUB.
eBay
GBS8200 for Arcade Game RGB CGA EGA YUV to VGA HD Video Converter Board Moudle HD9800 Game Monitor Converter Board Video Decode
Aliexpress UK
Input Interface: DMS 59P. 1 x DMS to VGA Adpter. Output interface: VGA. Compatible with ALL DMS-59 video cards. Always believe we can solve problems by communication if there are any problems. Fast and 100% assured, get the item you ordered or get your money back.
eBay
Nvarcher 2.2 inch LCD Display Graphic Video Card Bracket VGA Holder Support RGB CPU GPU RAM Monitor AIDA64 for PC Gamer Cabinet
Aliexpress UK
HDMI To RGB Converter 1080P HDMI To Component Ypbpr Converter With VGA Out HDMI To Ybprp Converter. Maximum support for 1080P: supports 1080P/1080i/720P/576P/480P, HDMI input: supports 1080p/720P/720i resolution for Ypbpr VGA output It does not support 4K.
eBay
Vention VGA to HDMI Adapter 1080P VGA Male to HDMI Female Converter Cable With Audio USB Power for PS4/3 HDTV VGA HDMI Converter
Aliexpress UK
These are shown for reference only.
eBay
Adapter HDMI-Compatible 1.4 TO VGA With 3.5mm Audio HDTV Male To VGA Female Converter Port HDTV To VGA Output 1080P HDTV Video
Aliexpress UK