83YX123 Sweep Generator Frequency range: 300kc to 250mc continuous on 4 bands all on fundamentals Full 10 volt output +- 1db to 1mc. Step and continuous attenuator. Uses a 6CB6 bridged-T R-C oscillator Output controls: step and fine controls for RF output, separate marker amplitude control Phase control: blanking shift 0 to 180 degrees Horizontal sweep voltage: 5v RMS, 60 cps sine wave Sweep width: 0 - 13 mc Sweep frequency: 60 cps RF sweep output: in excess of .15v, voltage regulated to assure constant output over sweep range within 1db on all bands Marker: internal crystal oscillator with dual crystal socket and selector switch Output filter: undesireable frequencies above 50 mc are attenuated by 20db when output is taken from Band "A" connector Tubes: 6BQ7A fixed frequency sweep oscillator and mixer 6J6 vfo 12AU7 blanking 6AQ5 series voltage regulator 6AU6 regulator control 12AT7 marker oscillator 6X4 rectifier Power consumption: 45 watts Optional components: Vinyl cover 83Y668 Cabinet: 12" x 8.5" x 7.5" Weight: 13.5 lbs Info from Chuck N7RHU