NC-57

National Company; Cambridge & Malden (MA)

Dati

Forum

Immagini

Collezioni

Paese
USA (Stati Uniti d'America)

Produttore / Marca
National Company; Cambridge & Malden (MA)

Anno
1947–1951

Categoria
Ricevitore amatoriale (può includere bande broadcast)

Radiomuseum.org ID
49602

- alternative name: National Toy Co.
- Brand: Thrillbox

Immagini
Schemi

NC-57; National Company; (ID = 350792) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 350793) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 350794) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 350795) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 350796) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 350797) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 350798) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 350799) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 350800) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 350801) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 350802) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 350803) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 350804) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 350805) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 350806) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 350807) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 1417272) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 1417273) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 1417274) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 1417275) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 1417276) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 1417277) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 1417278) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 1417279) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 2685883) Amateur-R — National Company; NC-57 (3)

NC-57; National Company; (ID = 2756050) Amateur-R — National Company; NC-57 (1)
National NC-57

NC-57; National Company; (ID = 2756051) Amateur-R — National Company; NC-57 (1)
NC-57 bottom view with all new capacitors

NC-57; National Company; (ID = 267145) Amateur-R — National Company; NC-57 (2)
By courtesy of William Kendrick, USA

NC-57; National Company; (ID = 1116857) Amateur-R — National Company; NC-57 (2)

NC-57; National Company; (ID = 1116858) Amateur-R — National Company; NC-57 (2)

NC-57; National Company; (ID = 1116859) Amateur-R — National Company; NC-57 (2)

NC-57; National Company; (ID = 1116863) Amateur-R — National Company; NC-57 (2)

NC-57; National Company; (ID = 1116864) Amateur-R — National Company; NC-57 (2)

NC-57; National Company; (ID = 1116865) Amateur-R — National Company; NC-57 (2)

NC-57; National Company; (ID = 1116866) Amateur-R — National Company; NC-57 (2)

NC-57; National Company; (ID = 1417271) Amateur-R — National Company; NC-57 (2)

NC-57; National Company; (ID = 2049286) Amateur-R — National Company; NC-57 (1)

NC-57; National Company; (ID = 2049287) Amateur-R — National Company; NC-57 (1)

NC-57; National Company; (ID = 2754805) Amateur-R — National Company; NC-57 (2)
Allied Radio catalog ad for the NC-57

NC-57; National Company; (ID = 2754806) Amateur-R — National Company; NC-57 (2)

Clicca sulla miniatura dello schema per richiederlo come documento gratuito.

Specifiche tecniche

Numero di tubi
8

Valvole
6SG7 6SB7Y 6SG7 6SG7 6H6 6SL7GT 6V6GT 5Y3GT 0D3

Principio generale
Supereterodina con stadio RF; ZF/IF 455 kHz

Gamme d'onda
Onde medie (OM) e più di 2 gamme di onde corte (> 2 x OC).

Tensioni di funzionamento
Alimentazione a corrente alternata (CA) / 105-130 Volt

Altoparlante
AP magnetodinamico (magnete permanente e bobina mobile) / Ø 5 inch = 12.7 cm

Potenza d'uscita
1.5 W (qualità ignota)

Materiali
Mobile di metallo

Radiomuseum.org
Modello: NC-57 - National Company; Cambridge &

Forma
Soprammobile con qualsiasi forma (non saputo).

Dimensioni (LxAxP)
419 x 298 x 222 mm / 16.5 x 11.7 x 8.7 inch

Annotazioni
coverage 540 - 55000 kHz, AM, CM (BFO);
optional external S-Meter SM-57, optional 6V DC power supply NC-686S, optional select-o-ject

Peso netto
14 kg / 30 lb 13.4 oz (30.837 lb)

Prezzo nel primo anno
90.00 $

Fonte esterna dei dati
Ernst Erb

Fonte dei dati
Communications Receivers

Riferimenti schemi
Rider's Perpetual, Volume 18 = 1949 and before

Bibliografia
Shortwave Receivers - Past & Present (3rd ed.)

Letteratura / Schemi (1)
Photofact Folder, Howard W. SAMS (Set 48, Folder 14)

Altri modelli
In questo link sono elencati 445 modelli, di cui 284 con immagini e 189 con schemi.
Elenco delle radio e altri apparecchi della National Company; Cambridge & Malden (MA)

Collezioni | Musei | Letteratura

Collezioni

Il modello fa parte delle collezioni dei seguenti membri.

Forum