- Pays
- Royaume Uni
- Fabricant / Marque
- Racal Engineering / Instruments / Electronics Ltd., Bracknell
- Année
- 1978–1981
- Catégorie
- Récepteur commercial (peut inclure bandes amateurs)
- Radiomuseum.org ID
- 109219
- No. de transistors
- Semi-conducteurs présents
- Semi-conducteurs
- Principe général
- Super hétérodyne, conversion double ou triple
- Gammes d'ondes
- PO, GO et plus que 2 x OC
- Tension / type courant
- Alimentation Courant Alternatif (CA) / 110-125 / 200-250 Volt
- Haut-parleur
- HP dynamique à aimant permanent + bobine mobile
- Puissance de sortie
- 1 W (qualité inconnue)
- Matière
- Boitier métallique
- De Radiomuseum.org
- Modèle: RA-1772 - Racal Engineering /
- Forme
- Rack
- Dimensions (LHP)
- 483 x 178 x 410 mm / 19 x 7 x 16.1 inch
- Remarques
- Commercial receiver, coverage 15 - 30000 kHz, AM, USB/LSB, CW;
digital LED readout, minimal tuning steps 10 Hz, standard bandwidths 8 / 3 / 0.3 kHz, several configurations;
optional 9400 standard or 9420 high stability frequency standard with crystal oven, optional ISB, FSK and AFC circuits.
- Poids net
- 21 kg / 46 lb 4.1 oz (46.256 lb)
- Auteur
- Modèle crée par Martin Bösch. Voir les propositions de modification pour les contributeurs supplémentaires.
- D'autres Modèles
-
Vous pourrez trouver sous ce lien 113 modèles d'appareils, 62 avec des images et 18 avec des schémas.
Tous les appareils de Racal Engineering / Instruments / Electronics Ltd., Bracknell
Contributions du forum pour ce modèle: Racal Engineering /: RA-1772
Discussions: 1 | Publications: 1
the complete designation of RA 1771 and 1772 receivers alows to identify the mounted optional components:
format as follows:
1st suffix / 2nd suffix / 0 / fourth suffix / fifth suffix / sixth suffix
1st suffix: filters fitted (6 available slots)
A: symmetrical 0,3 / 3 / 8 kHz, sideband filters USB 3 / LSB 3 kHz
B: symmetrical 0,3 / 1 / 8 kHz, sideband filters USB 3 / LSB 3 kHz
C: symmetrical 0,3 / 1 / 3 / 8 kHz, sideband filters USB 3 kHz
D: symmetrical 0,3 / 1 / 3 / 8 kHz, sideband filters USB 2,7 kHz
E: symmetrical 0,3 / 3 / 8 kHz, sideband filters USB 6 / LSB 6 kHz
F: symmetrical 0,3 / 1 / 8 kHz, sideband filters USB 6 / LSB 6 kHz
G: symmetrical 1 / 3 / 13 kHz, sideband filters USB 6 / LSB 6 kHz
H: symmetrical 1 / 3 / 8 kHz, sideband filters USB 3 / LSB 3 kHz
2nd suffix: frequency standard fitted
0: no internal frequency standard, external frequency standard required
S2: type 9400 frequency standard
S3: type 9420 high stability frequency standard
3rd suffix: always 0
4th suffix: ISB filter identification
0: not required / not available
B3: 3 kHz Filter (2,7 kHz minimum bandwidth)
B6: 6 kHz Filter (5,7 kHz minimum bandwidth)
5th suffix: frequency shift keying
0: FSK facility not fitted
F: FSK facility fitted
6 th suffix: automatic frequency control
0: AFC facility not fitted
C: AFC facility fitted
Similar receivers:
RA-1773 (RA1773): RA-1771 fitted with MA-1070A connector panel providing a fan and front connectors of rear sockets, all in Creeth Field Transit Case.
Similar receivers:
RA-1774 (RA1774): RA-1772 fitted with MA-1070A connector panel providing a fan and front connectors of rear sockets, all in Creeth Field Transit Case.
format as follows:
1st suffix / 2nd suffix / 0 / fourth suffix / fifth suffix / sixth suffix
1st suffix: filters fitted (6 available slots)
A: symmetrical 0,3 / 3 / 8 kHz, sideband filters USB 3 / LSB 3 kHz
B: symmetrical 0,3 / 1 / 8 kHz, sideband filters USB 3 / LSB 3 kHz
C: symmetrical 0,3 / 1 / 3 / 8 kHz, sideband filters USB 3 kHz
D: symmetrical 0,3 / 1 / 3 / 8 kHz, sideband filters USB 2,7 kHz
E: symmetrical 0,3 / 3 / 8 kHz, sideband filters USB 6 / LSB 6 kHz
F: symmetrical 0,3 / 1 / 8 kHz, sideband filters USB 6 / LSB 6 kHz
G: symmetrical 1 / 3 / 13 kHz, sideband filters USB 6 / LSB 6 kHz
H: symmetrical 1 / 3 / 8 kHz, sideband filters USB 3 / LSB 3 kHz
2nd suffix: frequency standard fitted
0: no internal frequency standard, external frequency standard required
S2: type 9400 frequency standard
S3: type 9420 high stability frequency standard
3rd suffix: always 0
4th suffix: ISB filter identification
0: not required / not available
B3: 3 kHz Filter (2,7 kHz minimum bandwidth)
B6: 6 kHz Filter (5,7 kHz minimum bandwidth)
5th suffix: frequency shift keying
0: FSK facility not fitted
F: FSK facility fitted
6 th suffix: automatic frequency control
0: AFC facility not fitted
C: AFC facility fitted
Similar receivers:
RA-1773 (RA1773): RA-1771 fitted with MA-1070A connector panel providing a fan and front connectors of rear sockets, all in Creeth Field Transit Case.
Similar receivers:
RA-1774 (RA1774): RA-1772 fitted with MA-1070A connector panel providing a fan and front connectors of rear sockets, all in Creeth Field Transit Case.
Martin Bösch, 17.Dec.06