- Country
 - Japan
 
- Manufacturer / Brand
 - Panasonic, Matsushita, National ナショナル (also tubes); Osaka
 
- Year
 - 1998
 
- Category
 - Television Receiver (TV) or Monitor
 
- Radiomuseum.org ID
 - 296855
 
- Number of Tubes
 - 1
 
- Valves / Tubes
 
- Number of Transistors
 - Semiconductors present.
 
- Semiconductors
 
- Main principle
 - PLL, Phase-locked loop
 
- Wave bands
 - VHF incl. FM and/or UHF (see notes for details)
 
- Details
 - Remote Control (with wire or wireless)
 
- Power type and voltage
 - Alternating Current supply (AC) / 220/240 Volt
 
- Loudspeaker
 - 2 Loudspeakers
 
- Power out
 - 14 W (undistorted)
 
- Material
 - Plastics (no bakelite or catalin)
 
- from Radiomuseum.org
 - Model: TX-21MD4 - Panasonic, Matsushita,
 
- Shape
 - Tablemodel, low profile (big size).
 
- Dimensions (WHD)
 - 525 x 478 x 472 mm / 20.7 x 18.8 x 18.6 inch
 
- Notes
 - 
        
TV Colour, Quintrix 21" screen, digital processor 8 bits, Q-link, artificial intelligence, PNR, CATS, reception system: Pal l version F, Pal BG, Pal DK, Secam BG, Secam DK, Secam L/L version F, Pal 60, M-NTSC, AV-NTSC, ATP, digital tuner VHF/UHF, 100 presets, stereo Nican A 2, 2x7 W RMS, teletext, aut/ 4:3 / 16:9, children lock, OSD 13 languages, scarts audio/video, S-vhs, AV in/out (cinch), headphones out, remote control.
 
- Net weight (2.2 lb = 1 kg)
 - 22 kg / 48 lb 7.3 oz (48.458 lb)
 
- Mentioned in
 - Panasonic Matsushita National Catalogs (Model Page 15)
 
- Author
 - Model page created by Manuel Albano Neves. See "Data change" for further contributors.
 
- Other Models
 - 
        
Here you find 3131 models, 2915 with images and 651 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Panasonic, Matsushita, National ナショナル (also tubes); Osaka