. QST . e FS-Konverter. • präzise kalibriertes Haupt-Tuning-Zifferblatt plus Hilfszifferblatt mit voller elektrischer Bandspreizung. • EIN Ferrittransformator bietet eine genaue Antennamatching für 75 Ohm unbal. Und/oder 300 Ohm symmetrische Eingänge. • Empfindlichkeit: 1 (ein) Mikrovolt oder besser für 10-1 SIG-nal zu Rauschen Leistung Verhältnis, 1.5 bis 31 Mc. Weniger als 5 Mikrovolt für 0,54 bis 1.5 Mc. • Bildverhältnis: Besser als 60 db. • Selektivität: Variabel in 6 Schritten von 200 cy bis 5 KC, 5 Kristall und eine nicht-Kristall-Position. • Eingang: 105-125VAC 50/60 CY., ca. 90 Watt - • Ausgang: 4, 8, 16, 600 Ohm, 2 Watt hohe Qualität Audio-Bet
1408 x 1774 px | 23,8 x 30 cm | 9,4 x 11,8 inches | 150dpi
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. QST . e FS converter. • Accurately calibrated main tuning dial plus auxiliarydial with full Electrical bandspread. • A ferrite transformer provides accurate antennamatching for 75 ohm unbal. and/or 300 ohmbalanced inputs. • Sensitivity: 1 (one) microvolt or better for 10-1 sig-nal to noise power ratio, 1.5 to 31 Mc. Less than 5microvolts for .54 to 1.5 Mc. • Image Ratio: Better than 60 db. • Selectivity: Variable in 6 steps from 200 cy to 5 KC, 5 crystal and one non-crystal positions. • Input: 105-125VAC 50/60 cy., approx. 90 Watts - • Output: 4, 8, 16, 600 ohms, 2 Watts high qualityaudio-better than 60 db hum level. • Highly effective noise iimiter - Calibrated S Meter- Dial locks. • Specially designed Audio Selectivity control withvariable bandwidth. • Diversity operation is available with the GPR-D. Pro-visions for external control for HFO, BFO, IFO. • SSB Coaxial IF output & Audio input. • Cabinet or rack mounting ... 52 lbs. . 20w, x10h. X 15d. (Cabinet.). TUBE COMPLEMENT: 6AB4 Grounded grid input RF amp.6CB6 2nd RF6AU6 1 St converter6AG5 Oscillator6BE6 2nd Converter and Oscil.6BA6 IF Buffer Amp. 3-6BA6 IF Amplifiers 6AL5 Det./Noise Itr. 6AG5 BFO 12AX7 Ave and Audio Amp. 6V6 Output OA2 Regulator 5U4G Rectifier — ^^ K , -■*■ V , ~1 yy / ^ V ^» y/ y •*^v, FREQUENCY IN CYCLES PER SECOND AUDIO SELECTIVITYPosition #1 Normal. Position #2 Communications.Position #3 high selectivity with brood and sharp(#4), variable control of o sharp toroid filter centeredaround 1200 cycles. As much as 850 cycle separationhas been achieved with complete ease with this newestof receiving features. MASTER OSCILLATORAND FREQUENCY METER MODEL PMO An oven controlled high stability portablemaster oscillator - readable and resettobleto better than 20 ports/million. The PMOis being used as frequency meter andtransmitter exciters, 2 to 8 mc. Directreading in cycles on basic range 2 to 4mc. Write for bulletin 173A. isPP^ >«■•» FREQUENCY SHIFT EX
