Graymark 544
Matt Ross
November 4, 2025, 2:27 pm
November 5, 2025, 12:41 am
November 4, 2025, 2:27 pm
November 5, 2025, 12:41 am
Summary
5" color portable TV, featuring RF and composite video inputs. Runs off 12 volts and includes a manual degauss button.
Manuals
No documentation is available online at this time.
Notes
Graymark was known for producing DIY electronics kits. This product is somewhat unusual for them.
If the power supply is missing, a 12 volt 2 amp PSU with a center positive barrel jack can be used.
Gallery
| Specifications | |
|---|---|
| Brand: | Graymark |
| Manufacturer: | Graymark |
| Model: | 544 |
| Series: | Portable TV |
| Viewable Size: | 5" |
| Inputs: | Composite, RF |
| Native Resolutions: | 240p, 480i |
| Horizontal Scan Range: | 15 kHz |
| Vertical Scan Range: | 60 Hz |
| Formats: | NTSC |
| Aspect: | 4:3 |
| Adjustments: | Internal Potentiometers, External Potentiometers |
| Jungle IC: | Sanyo, LA7620 |
| Comb Filtering: | None |
| Flyback: | TCH-10A01 |
| Focus Type: | Single |
| Tube: | Samsung , 15CAC66X |
| Mask: |
Slot
|
| Tint: | Light, Detachable Sunshade |
| Removable Glare Film: | No |
| Yoke: | DSB-0654AL |
| Speakers: | Mono, Headphone Jack |
| Remote: | None |
| Weight: | 5.8 lbs (2.6 kg) |
| Dimensions (W/H/D): |
190 x 167 x 295 mm
(7.5 x 6.6 x 11.6") |
| Application: | Consumer |
| Cabinet Material: | Plastic |
| Country of Manufacture: | Korea |
| Market: | North America |
| Power Standard: | 12VDC |
| Mounting: | Carrying Handle |
| Degaussing: | Manual |
| Tag: | Needs Owners Manual, Needs Service Manual |
