100-Radio-Hookups-EICO-1924

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100 RADIO HOOK-UPSM(iQQar-OW tie. rtrNlFig. 36 Fig. 37Here is the Long 45 circuit It is of the single cir-Fig. 36.cuit tickler feedback type with an extra coil connected in the plate -grid circuit, this presumably, to aid regeneration. The 23 platevariable condenser is employed to by-pass the radio frequencycurrents around the headphones.Fig. 37. A three circuit regenerative receiver. L and L-1 aretwo small Spider -web coils of about 20 turns each. Coil L is movablein relation to L-1. The variometer assists in controlling theregeneration.COMBINATION HOOK-UPSStandard Amplifying Transformers Will Give GoodResults in All the Following CircuitsFla. 38Fig. 38. A single circuit regenerativestsgereceiveraudiowith a onefrequency amplifier. A loud speakerthiscan be used withwhen receiving from stations in the near vicinity.^2
100 RADIO HOOK-UPS.00i lmegohmChore coilppp QQQ()p9.aaors.. rA. f krmsform2reP S.Fig. 89Fig. 39. The improved Reinartz circuit with one stage ofaudio frequency amplification. It is advisable to insert a radiofrequency choke coil in the circuit as shown. About 100 turns ofNo. 26 D.C.C. wire on a 3 in. tube will do for this..poets ,llaib/e cicuA'joo1. A.f. Irons( Open c1-cdA'1me,Lfiml A/ Transformer , o¡ JacA!r-F,orII,C=>4c=3,_ (i11l;at'1145-60v irFig. 49Fig. 40. A three circuit regenerative receiver with the additionof a two stage audio frequency amplifier. Jacks are providedso that the phones can be plugged in on the detector, first stageor second stage.23
Page 1 and 2: 1THE EXPERIMENTERS LIBRARY, No. ilo
Page 3 and 4: THE EXPERIMENTER'S LIBRARY, No.100
Page 5 and 6: FOREWORDBEFORE entering upon the st
Page 7 and 8: 100 RADIO HOOK-UPSThe detectors to
Page 9 and 10: 1100 RADIO HOOK-UPSSYMBOLS USED IN
Page 11 and 12: 100 RADIO HOOK-UPScircuit can be tr
Page 13 and 14: 100 RADIO HOOK-UPSbefore he can rea
Page 15 and 16: 100 RADIO HOOK-UPShouse WD -11. The
Page 17 and 18: 100 RADIO HOOK-UPSFig. 6. Honeycomb
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Page 21 and 22: 100 RADIO 11O0H-UP8"T'Fig. 26Fig. 2
Page 23: 100 RADIO HOOK-UPS01504017Lb07Fit.
Page 27 and 28: i!e RADIO HOAX -13143AUDIO FREQUENC
Page 29 and 30: 100 RADIO ROOK -UPSA..`%M7S .f4,Mf.
Page 31 and 32: 100 RADIO HOOK-UPSrm. 53Fig. 53. Th
Page 33 and 34: 100 RADIO HOOK-UPSR.f7.R.fxPv/rn/iA
Page 35 and 36: 100 RADIO HOOK-UPSFig. 61Fig. 61. A
Page 37 and 38: 193 11ADIO HOOK-UPSFig. 65. Here is
Page 39 and 40: 140 RADIO HOOK-UPSREFLEX CIRCUITSFi
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Page 43 and 44: 100 RADIO HOOK-UPS.-:90J5j40Qf-DL /
Page 45 and 46: 100 RADIO HOOK -U PS1MDJ MF.ri....c
Page 47 and 48: 100 RADIO HOOK-UPSFig. 88. Another
Page 49 and 50: 100 RADIO HOOK-UPSFig. 95. A combin
Page 51 and 52: "The Radio Constructor Series"The C

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