Knowledge (XXG)

1/4 inch Akai

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For the time, this machine was very advanced using many innovations not used in other domestic video machines for many years, such as inverter drive video head motor. About 10 years later, when Sony introduced the Beta format, in the first couple of models the video head speed was controlled by a
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The Akai X500-VT is perhaps the oddest of the Akai format machines in as much as it is both a stereo reel to reel audio recorder of 3.3/4 and 7.5 inch per sec tape speed having an auto reverse function, as well as a video recorder combined in the same machine. Two separate tape paths are used and
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The X500VT was sold only in Japan and the United States (under the Rheem/Roberts re-badge agreement) and in very low quantities due to its high cost. the highest serial number known to author is 00050, indicating the probability of only a tiny production run.
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according to the way the tape is threaded, either two channel stereo audio 4-track, or black and white video with monoaural sound could be recorded and played. Tape speed for video recording like the VT100 and VT110 is 11.1/4 Inch per sec.
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Akai produced two types of portable black and white VTR using 1/4 inch tape: Portables using an open reel of 13 cm diameter (VT-100/-110/-120), and a single stationary model using a 27 cm open reel, designated VT-700.
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Tape speed (EIA) 11.25 inches per second (20 minute reel) / (CCIR) 23.85 cm/s (24 minute reel)
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Recording time: 26 minutes (NTSC) or 30 minutes (PAL or SECAM) on a five-inch reel
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The next models, VTS-110 and VTS-120, had similar specifications:
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on the scanning drum. The units were available with an optional
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weighed only 22 pounds. A single cable was used to connect the
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This model was available in 607:1972: Akai Portable VTR and Camera 25: 1462:Audiovisual introductions in 1967 274:was introduced in 1967 and was a 1221:HVD (Holographic Versatile Disc) 155: 362:. It came with a hand-held two- 506:Lens: 6x - (1.5 to 75 mm) 1: 1211: 1115: 404:Playback: about 230-lines of 291:Playback: about 200-lines of 250:set, as well as a detachable 306:Monitor Weight: 3.5 lb. 605:mardersteig.mynetcologne.de 572:www.videohistoryproject.org 181:the claims made and adding 1478: 1430:Electronic Video Recording 519:CCU-150 had RF output and 462:capacity: about 40 minutes 1457:Film and video technology 1246:UHD-BD (Ultra HD Blu-ray) 1143:PVD (Personal Video Disc) 494:One chroma Tube, an Akai 465:Size 10.5" x 14.2" x 5.6" 35: 679:Ampex 2 inch helical VTR 529:Size 3.5" x 9.3" x 13.2" 512:To use without the VTR, 1178:Professional Disc (PFD) 685:Sony 2 inch helical VTR 509:300 lines of resolution 303:VTR Weight: 11 lb. 246:to play back through a 1424:Electronicam kinescope 1411:Video recorded to film 453:Power consumption: 32 266:Black-and-white models 27:Early videotape format 1238:Ultra-High Definition 642:Video storage formats 535:audio impedance: 600 526:Weight: 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Retrieved 571: 562: 468: 413:Tape speed ( 396: 372:video camera 353:reel-to-reel 351:on 1/4 inch 344: 342: 333: 330:video camera 321: 317: 313: 309: 280: 271: 269: 237:record heads 219:helical scan 214: 212: 197: 188: 165: 100:Helical scan 86:Helical scan 1377:Solid state 1215: 2006 1119: 1996 1029:Phonovision 987:D6 HDTV VTR 727:Philips VCR 397:VTR specs: 343:Akai model 339:Color model 270:Akai model 136:Home movies 1446:Categories 914:Betacam SX 823:Betacam SP 787:Video 2000 667:Quadruplex 577:2022-05-27 555:References 533:Microphone 523:sync input 502:viewfinder 500:1.5" VF - 380:microphone 175:improve it 48:Media type 1452:Videotape 1418:Kinescope 1348:AVC-Intra 1315:CamCutter 1298:DVCPRO HD 1065:Laserfilm 1047:LaserDisc 1014:Videodisc 951:Sony HDVS 650:Videotape 488:One 2/3" 368:zoom lens 356:videotape 326:One 2/3" 244:modulator 179:verifying 118:Developed 96:mechanism 82:mechanism 1308:Tapeless 1292:DVCPRO50 1071:CD Video 1035:Ampex-HS 999:HDCAM SR 963:BCH 1000 926:MPEG IMX 920:Digital8 543:See also 142:Released 107:Standard 59:Encoding 1426:(1950s) 1397:MicroP2 1318:Editcam 1260:Virtual 1112:MiniDVD 1100:MovieCD 1087:Digital 932:MicroMV 864:Digital 841:S-VHS-C 811:Betacam 745:Betamax 715:U-matic 697:CV-2000 549:Akai VK 521:Genlock 490:Vidicon 460:Battery 411:Capstan 345:VTS-150 328:Vidicon 298:Capstan 276:B&W 272:VTS-100 173:Please 1432:(1967) 1420:(1947) 1399:(2012) 1393:(2007) 1387:(2004) 1368:(2012) 1362:(2009) 1360:iFrame 1356:(2007) 1350:(2006) 1344:(2006) 1338:(2005) 1332:(2004) 1330:GBA-TV 1326:(2003) 1320:(1995) 1300:(2000) 1294:(1997) 1288:(1996) 1282:(1995) 1280:DVCPRO 1276:(1995) 1248:(2016) 1229:(2008) 1223:(2007) 1208:MiniBD 1204:(2006) 1198:(2006) 1196:HD DVD 1192:(2006) 1186:(2004) 1180:(2003) 1174:(1994) 1157:(2005) 1151:(2004) 1145:(2003) 1139:(2003) 1133:(1998) 1127:(1998) 1108:(1996) 1102:(1996) 1096:(1993) 1079:(1990) 1073:(1987) 1067:(1984) 1061:(1983) 1055:(1981) 1049:(1978) 1043:(1975) 1037:(1967) 1031:(1927) 1022:Analog 1001:(2003) 995:(2003) 989:(2000) 983:(1998) 977:(1997) 971:(1994) 965:(1992) 959:(1984) 953:(1984) 934:(2001) 928:(2000) 922:(1999) 916:(1996) 910:(1995) 904:(1994) 898:(1993) 892:(1992) 886:(1991) 880:(1988) 874:(1986) 855:(1998) 849:(1989) 843:(1987) 837:(1987) 831:(1986) 825:(1986) 819:(1985) 817:Video8 813:(1982) 807:(1982) 801:(1982) 795:(1980) 789:(1980) 783:(1979) 777:(1977) 771:(1976) 765:(1976) 763:Type C 759:(1976) 757:Type B 753:(1975) 747:(1975) 741:(1974) 735:(1974) 733:V-Cord 729:(1972) 723:(1972) 717:(1971) 711:(1969) 709:EIAJ-1 705:(1967) 699:(1965) 693:(1965) 691:Type A 687:(1961) 681:(1961) 675:(1958) 669:(1956) 659:Analog 120:  94:  80:  1342:AVCHD 1324:XDCAM 1286:DVCAM 981:D-VHS 975:HDCAM 969:W-VHS 957:UniHi 835:S-VHS 799:VHS-C 479:SECAM 455:Watts 441:track 439:audio 429:SECAM 392:SECAM 360:color 260:Japan 256:Tokyo 132:Usage 92:Write 72:SECAM 1366:XAVC 1131:SVCD 853:Ruvi 703:Akai 673:VERA 537:ohms 477:and 471:NTSC 444:One 437:One 422:CCIR 418:NTSC 390:and 384:NTSC 364:tube 226:CCIR 224:and 213:The 145:1967 126:Akai 78:Read 64:NTSC 1391:SxS 1354:TOD 1336:MOD 1190:VMD 1155:FVD 1149:UMD 1137:EVD 1125:CVD 1106:DVD 1094:VCD 1077:VSD 1059:VHD 1053:CED 1041:TeD 993:HDV 890:DCT 847:Hi8 829:MII 793:CVC 781:SVR 769:VHS 751:IVC 514:CCU 481:): 475:PAL 427:or 425:PAL 415:EIA 388:PAL 376:ENG 286:S/N 233:VTR 222:EIA 177:by 68:PAL 1448:: 1385:P2 1274:DV 1212:c. 1116:c. 902:D5 884:D3 878:D2 872:D1 775:VK 739:VX 570:. 473:, 386:, 262:. 258:, 248:TV 241:RF 122:by 70:, 66:, 1217:) 1210:( 1121:) 1114:( 805:M 634:e 627:t 620:v 580:. 204:) 198:( 193:) 189:( 171:. 20:)

Index

Akai videotape format

Magnetic tape
Encoding
NTSC
PAL
SECAM
Helical scan
Helical scan
Standard
Interlaced video
Akai
Home movies
original research
improve it
verifying
inline citations
Learn how and when to remove this message
helical scan
EIA
CCIR
analog recording
VTR
record heads
RF
modulator
TV
video monitor
Tokyo
Japan

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