4 in 1 Testlab   Model 4047C
 
     
 
Features
Model 4047C
  • 100KHz to 110MHz RF Generator with AM and FM Capability
  • 100MHz, High Sensitivity Counter with 5 Digit Display
  • 1Hz to 1MHz Function Generator
  • Variable 30V, 2A DC Power Supply with Adjustable Voltage and Current Limit
  • Digital Readout for Voltage and Current

Technical Specifications
RF SIGNAL GENERATOR
Carier Signal 100KHz to 110MHz.
Modulation AM Signal 100KHz to 72MHz in 7 bands and continuously variable over the whole range with a coarse & fine control.
Modulation Frequency Selectable 400Hz / 1KHz.
Modulation Depth a) Internal Modulation : 30%.
b) External Modulation adjustable.
Output Amplitude >200mV p-p at 75 ohms.
Attenuation 0dB / 20dB and continuously variable 20dB (approx.).
FM Signal 30MHz to 110MHz.
Modulation Frequency Selectable 400Hz / 1KHz.
Frequency Modulation a) Internal - 30KHz (approx.).
b) External - 50Hz to 10KHz adjustable.
Output Amplitude >200mV p-p at 75 ohms.
Attenuation 0dB / 20dB and continuously variable 20dB (approx.).
FREQUENCY COUNTER
Display 5 digit, 0.3" LED display.
Frequency Range 10Hz to 100MHz.
Range Selection Hz / KHz / MHz selection is automatic depending on mode selected.
Source Selection Internal FM / AM / Internal Function / External Frequency- Logic selected.
Annunciation GATE, OVERFLOW, Hz, KHz, MHz, INT AM/FM, FUNCTION, EXT FREQUENCY.
Gate Period 0.1 sec & 1 sec by LED indication for ext. counter mode.
Hz / KHz / MHz Units by LED indication.
Mode Selected mode by LED.
Annunciators Indication for Function Generator.
RF Generator & Ext Counter.
Sensitivity 20mV rms.
FUNCTION GENERATOR
Frequency 1Hz to 1MHz.
Waveforms Sine, Square, Triangular, + Pulse, - Pulse, Ramp.
Amplitude 30V p-p at 600 ohms & 50 ohms terminal.
Attenuation 3 x 20 dB step & 20 dB continuously variable.
Output Impedance 600 ohms, 50 ohms.
DC Offset 0 to ±15V max.
Sinewave Distortion <3%.
Pulse Duty Cycle 10% to 90% variable.
Symmetry on/off In off mode 50% duty cycle.
POWER SUPPLY
Reg. DC Power Supply 0 to 30V / 2 Amp with ON/OFF switchable.
Display 3 digit, 0.5" LED display for voltage or current switchable.
Voltage Coarse & Fine control.
Current 0 to 2 Amp.
Load Regulation 0.1%.
Ripple <5mV.
Current Limit Desired current setting.
Current Limit LED Indicates when current limit is reached.
GENERAL
Power 115/230V AC ±10%, 47-65Hz, 125VA (max.).
Dimensions 360 (W) x 185 (H) x 375 (D) mm.
Weight 11 Kgs. approx.
 

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