Renseignements généraux

Nº de série

41304

Nº de partie

1

Nombre total de parties

5

Ou

S/O

Brevets

S/O

Description générale

metal & synthetic materials of construction.

Dimensions

Remarque : Cette information reflète la taille générale pour l’entreposage et ne représente pas nécessairement les véritables dimensions de l’objet.

Longueur

29,5 cm

Largeur

27,7 cm

Hauteur

15,5 cm

Épaisseur

S/O

Poids

S/O

Diamètre

S/O

Volume

S/O

Lexique

Groupe

Communications

Catégorie

Télévision

Sous-catégorie

S/O

Fabricant

Ou

Sony

Pays

Japon

État/province

Inconnu

Ville

Inconnu

Contexte

Pays

Canada

État/province

Ontario

Période

This type of unit introduced in 1969. This unit purchased for use in 1977.

Canada

Example of video equipment used for instructional purposes in a Canadian university in the period before the introduction of compact video cassette formats.

Fonction

To record monochrome video and mono sound on tape.

Technique

Nicknamed the "Portapack", Sony's AV-3400 was the most successful device of it's kind ever sold. Capable of recording 30 minutes of monochrome video and mono sound, with still frame capability, this recorder was used with a vidicon-based camera (please see 2002.0562]. When used with a camera, the internal battery lasted up to 45 minutes; playing into a standard TV using an internal RF converter, 60 minutes of playing time was possible. Using a special EIAJ cable and a receiver/monitor, the machine could also record off-air programs. Specs: Video recording system- Rotary 2-head scan system, full field, composite video signal based on American TV standards (supplied from the video camera AVC-3400). Recording time- 30 minutes continuously with a V- 30H tape. Tape speed- 7 1/2 ips. Tape width- 1/2 inch. Video modulation system- frequency modulation. Horizontal resolution- more than 300 lines. Video signal-to-noise ratio- greater than 40 dB. Video input- 1.0 V (p-p), 75 ohms, unbalanced. Video output- 1.0 V (p-p), 75 ohms, unbalanced. RF output- 75 ohms, 80 dB (OdB= 1 microV/m). Audio input- (microphone input) 3.6k ohms, -65 dB, AGC. Audio output- (earphone output) high impedance. Audio frequency response- 100 Hz-10 kHz. Power requirements- DC, 12 V AC, 117V+ - 10 (with use of AC-3400). Power consumption- 12 W (without AVC-3400). Dimensions- 11 (w) x 6 3/4 (h) x 11 5/8 (d) in. Weight- 18 lb, 12 oz (with battery pack, tape and reel).

Notes sur la région

Inconnu

Détails

Marques

All controls, connections, etc. labelled. Plate fixed to underside of recorder reads "SONY/ VIDEOCORDER/ AV-3400/ DC 12V/ SERIAL NO. 41304/ SONY CORP. JAPAN/ [ISO symbol]". Plate fixed to recording head and time counter cover reads "SONY/ MINUTES". Silver decal applied to one side reads "UNIVERSITE D'OTTAWA/ Faculte d'Education/ ET-752/ FORMATIONS DES ENSEIGNANTS". Property ID no. "900-111-122" crudely incised into casing. "SONY/ VIDEO TAPE" and "B3570513" marked on take-up reel. Silver decal on inside of battery compartment door features diagram & "1. RF UNIT/ 2. BATTERY PACK". Silver decal inside battery compartment reads "CAUTION/ POSITION THE BATTERY/ PACK AS SHOWN IN THE/ FIGURE./ INCORRECT BATTERY PACK/ INSERTION MAY DAMAGE/ THE CORD/ Chinese [?] and Japanese [?] text". Diagram and text "BATTERY/ PLUG IN/ RF UNIT/ PUSH IN STRONGLY/ AS FAR AS IT WILL GO/ [Japanese text ?]" printed on inside of battery compartment.

Manque

Appears complete. NB: originally contained .3 battery pack: removed for storage.

Fini

Red-brown & beige baked enamel exterior finish; brushed silver metal trim; silver metal and black, grey and off-white synthetic fittings, controls, etc. Opaque grey synthetic take-up reel.

Décoration

S/O