Ferranti-Arcadia36-rec-维修说明书手册含电器原理图

用H出由由围审DTRADER”SERVICESHEET517FERRANTI ARCADIA 19367TABLE.CONSOLEARCADIAGRAM围I围t四相WTHE Ferranti 1936/7 Arcadia tableCIRCUIT DESCRIPTIONmodel receiver is a 4-valve (plusAerial input.on MW and LW is viareindesignedm5powa100 C/S.The SW range is 19-51 m.coupled band-pass filter.Primary coilsVariableselectivity,ameter-typeL3 (MW]and L4 (LW)are tuned by C27;tuning indicator,magnascopic tuning,and provision for connecting a gramo.oL7 CIWC31,phone pick-upand an externalspeakerwhich is formed by tapping a few turnsare features of the receiver.from the bottom L11 (LW),and con-An identical chassis is used in the con.denser C2.iamOn SW,input is via coupling coil L6 toradiogram version,single-tuned circuit L9,C31.there areFirst valve (V1,Ferranti metallisedVHT4)is a heptode operating asfre-No apology is offered for the proactonquency changer with electron coupling.Onvice Sheet on soold aMW and LW,its cathode is returned toceiver,sincedemands for technicalin-chaasis via the biasing.circuit R2,C4formation on this range are such as toand the coil L5,which is coupled tothewarrant its publication.band-pass primary,for image suppression.Tortengh8instanep8an actual chassiswa号On SW.S8 and S9 close and short-circuitunobtainable in td the in-L5,at the same timeThe Ferranti Arcadia 1936/7 3-bandformation used is that supplied by thee86poeshort-wave by-pass condensertable receiver.makers.V1 oscillator grid coils L12 (SW),L13Release date,all models:May,1936.(MW)and L14 (LW)are tuned by C32.c8SCALE LAMPLS29C3326