Multi Channel Analyzer BOSON


  • Boson MCA acquires and displays spectra with overlapping by energy range up to 1000 times
  • No resolution deterioration at operation in the beginning of spectrum energy range
  • Stable operation with preamplifiers of TPR type with output voltage swing up to +/- 10 V and reset duration up to 250 us
  • Automated P/Z adjustment
  • Improved dead time correction
  • Spectrum stabilization 
  • Setting and control of all parameters using colour LCD display with touch screen
  • Complete remote control of Boson MCA via software from PC
  • Dead time correction
  • Base Line Restorer (BLR)
  • Operation with preamplifier TPR


  • Boson MCA with software   
  • Color LCD display with touchscreen
  • HV power supply unit
  • Preamplifier power supply unit (+/-12 V; +/-24 V)
  • MCA state display indicator
  • Connectors: input; protection control output analogue and digital.  Available interface to connect to computer: USB, LAN, RS-232. Connector for preamplifier power supply unit. Two HV connectors for detector HV power supply. GATE signal connector.  Outer power supply connector.
  • AC/DC adaptor
  • Boson MCA has control for all operation modes by the program installed in remote computer


All settings are saved in spectrometer memory in case of power supply disconnection.

Basic settings:

  • HV ON and OFF
  • HV polarity switching
  • HV value setting
  • Input signal polarity switching
  • Amplification coefficient  setting coarse (in analogue section)
  • Amplification coefficient setting smooth  (in analogue section)
  • P/Z compensation adjustment with optimal adjustment indication
  • ADC capacity switching    1024 / 2048 / 4096 / 8192 / 16384
  • Discrimination threshold value setting  of “fast” channel  (CRM) in conventional unit, in the range of 0 – 30% of dynamic range (by amplitude of output signal on  “LIN OUT”)
  • Discrimination threshold  value  setting of low signal level  (LLD) in the channels, in the range of  0 – 50% of dynamic range (by amplitude of output signal on “LIN OUT”)
  • Discrimination threshold level setting of high signal level  (HLD) in the channels, in the range of  50 - 100% of dynamic range (by amplitude of output signal on  “LIN OUT”)
  • Shaping time constant switching 
  • Basic line restoration time switching (8 values)
  • Dead time correction
  • Spectrum acquisition time setting
  • Spectrum acquisition ON and OFF
  • Switching of communication port with the outer computer: USB,LAN, RS-232


Shaping time constant4 shaping time constant 0,5...24 us (by request))
Coarse gain5,10,20,40,80,160,320,640 (by request)
Fine gain1 ... 2
Input signal polarity+/-
TRP preamplifier supportYes
Integral nonlinearity+/- 0,025%
Differential nonlinearity<1%
Gain temperature coefficient<50 ppm/0 C
MCA, chn16k
Input count rateup to 200000cps
Power preamp+/- 12В 60mA
+/- 24В 40mA
HV out+/-5000 V or
+/-2000 V /0.5mA
Power supply+9... 18 V; 1 А
Consumed power12 W
IndicationTFT color touchscreen 3.2"
Communication interfaceUSB; Ethernet; RS-232 or I/O control by request


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