Tektronix 7904 Oscilloscope W/4 Modules And Probe Kit

US $499.99

  • Muscatine, Iowa, United States
  • Jun 9th
Tektronix 7904 Oscilloscope Specifications VERTICAL SYSTEM Channels Two left-hand plug-in compartments; compatible with all 7000 Series Plug-Ins.  Bandwidth determined by mainframe and plug-in unit. Modes of Operation LEFT, ALT, ADD, CHOP, RIGHT Chopped Mode Repetition rate is approx. 1 MHz. Trace Separation Range (Dual-sweep Modes) The B trace can be positioned 4 divisions above or below the A trace Delay Line Permits viewing leading edge of displayed waveform when using 7B80 and 7B90 Series Time Bases. 7B50 Series not recommended. HORIZONTAL SYSTEM Single Channel Two right-hand plug-in compartments; compatible with time bases of the 7B80 and 7B90 Series. 7000 Series Vertical Amplifiers and specialized plug-ins may also be used. Fastest Calibrated Sweep Rate 500 ps/div with the 7B92A. Chopped Mode Repetition rate is approx. 200 kHz X-Y Mode Phase shift is within 2° from dc to 35 kHz without phase correction (dc to 1 MHz with phase correction, Option 02) between vertical and horizontal channels.  Bandwidth is dc to at least 1 MHz. CRT AND DISPLAY FEATURES Standard Internal 8 X 10 cm graticule with variable illumination.  Accelerating potential is 24 kV with P31 Phosphor standard. Option 01, without CRT readout No CRT readout Option 04, Max Brightness CRT With Reduced Area Internal 4 X 5 cm graticule with variable illumination. Accelerating potential is 24 kV. P11 Phosphor provides max writing rate. This provides extremely high photographic and information writing speed and increases the visibility of low-rep-rate, high-speed signals. Option 78, P11 Phosphor Minimum Photographic Writing Speed Using the Optional P11 and Polaroid 3000 ASA Film without Film Fogging Polaroid Film Relative Writing Speed ASA Types Without Fogging With Fogging 3000 107 084 47 1 (reference) 3 10000 410 2 4 In typical applications, P31 Phosphor has approximately one-half the writing speed of P11 Phosphor.  The writing speed can be increased by using controlled film fogging with a writing speed enhancer (camera accessory) or by using Polaroid 10,000 ASA film or both.  The following table lists the approximate relative writing speed gains that can be achieved using these techniques. Polaroid Film Relative Writing Speed ASA Types Without Fogging With Fogging 3000 107 084 47 1 (reference) 3 10000 410 2 4 Autofocus Reduces the need for additional manual focusing with changes in intensity after focus control has been set. Beam Finder Limits display within graticule area External Z-Axis Input 2 V p-p for full intensity range. A positive signal blanks the trace. Max input voltage is 15 V (dc + peak ac) and p-p ac. Input is dc coupled. CALIBRATOR Output Waveshape Rectangular positive-going from ground, 1 kHz (± 0.25%), dc or B Gate/2 Voltage Ranges 4 mV, 40 mV, 0.4 V, 4 V, 40 V into an open circuit; 2 mV, 20 mV, 0.2 V, 0.4 V into 50 W (± 1%). Current Output 40 mA dc or 1 kHz OUTPUTS/INPUTS +Sawtooth Sawtooth starts 1 V or less from ground (into 1 M?). Internally selectable from A or B horizontal. Output voltage is 50 mV/div (± 5%) into 50 ?, 1 V/div (± 10%) into 1 M?. Output R is approx. 950 ?. +Gate Positive-going rectangular waveform derived from A, B or Delayed Gate, internally selectable. Output voltage is 0.5 V (± 10%) into 50 ?, 10 V (± 10%) into 1 M?. Rise time is 5 ns or less into 50 ?, output R is approx. 950 ?. Sig Out Selected by B TRIGGER SOURCE switch. Output voltage is 25 mV.div into 50 ?, 0.5 V/div into 1 M?. Bandwidth depends upon vertical plug-in.  See the Vertical System Specifications Chart.Output R is approx. 950 ?. Camera Power Three-prong connector to the left of the crt provides power, ground, and remote single-sweep reset access for the C-50 Series Cameras. Probe Power Two rear-panel connectors provide correct operating voltages for two active probes. POWER REQUIREMENTS Line voltage ranges, 90 to 132 V ac and 180 to 264 V ac. Line frequency, 48 to 440 Hz. Max power consumption, 160 W, 2 A at 115 V line, 60 Hz. Dimensions 59.2 cm X 30.5 cm X 34.3 cm (L X W X H) Weight approx. 32 lb (14.5 kg)
WORKS AS IT SHOULD INCLUDES 4 MODULES OPERATION MANUAL ON CD AND A PROBE KIT
Brand TEXTRONIX
Type Analog
Model 7904
Bandwidth 500MHz - 699 MHz

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