GBS-8200 (v4)

model: GBS-8200 v4

what values
power in 5 VDC +- 0.5V, 2A
input signals CGA/EGA/VGA/YUV Component
CGA/EGA/VGA signal auto scan (15KHz, 24KHz, 31KHz)
14.5kHz - 16.5kHz
23.5kHz - 25.5kHz
30.5kHz - 32.5kHz
RGBHV: 30.5kHz - 32.5kHz
VGA: 30.5kHz - 32.5kHz
YUV Component signal auto scan (480i, 576i, 720i, 1080i, 480p, 576p, 720p, 1080p)
Ypbpr: 480p,576p,720p,1080p
Ycbcr: 480i,576i,720i,1080i
output signals VGA (640 x 480, 800 x 600, 1024 x 768, 1360 x 768)

On Screen Display (English and Chinese)

User controls:

Input Switch, Image Zoom, Image Position,

Output Resolution ,RGB gain adjust.

“MENU” open OSD menu, and enter.

“UP” up and increase.

“DOWN/AUTO” down and reduce.

Press this key: auto scan CGA/EGA signal

Press this key over 5 second and release: reset system

(this operation is invalid when you open OSD menu)

“SW” switch input signal Ypbpr/RGBS/RGBHV.

(this operation is invalid when you open OSD menu)

“Clamp sp” & “Clamp” please don’t adjust this button, except the monitor has black item or picture discoloration.

Please press “DOWN/AUTO” over 5 second and release. Reset resolution to 800*600.


GBS-82XX experiments: part 1, part 2, GBS 8200 Variants, GBS-8200 manual (PDF), Retro Gaming Cables GBS-8200 RGBS to VGA Converter, gbs-control, dooklink/gbs-control, gbs-control-atmega,


2019-01-10: The board is labeled:

"GBS 8200 V4.0"


not sure if this means that there are changes on the board.

2019-01-08: the package arrived in my mailbox. Contents: 1 x converter board, 1 x power wire (connector at one end), 1 x signal wire (8 pin connector at one end).

2018-12-13: eBay - from seller camarel-custard I ordered 1 x RGB/CGA/EGA/YUV to VGA HD Video Converter Board HD9800/GBS8200 for Arcade for USD 16.75 shipping included (aka "free shipping"). Order shipped same day. Pictures of the board shows that it is labeled

"GBS 8200 V4.0"