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Technical specifications 

 

 
Amplification: precision 20.0x, fixed 
Bandwidth: DC – 100kHz  @ -3dB large signal bandwidth 
Noise  and  offset:  50

µ

V

rms

  output  noise  typical  without  capacitor  box,  20

µ

V

rms

  with  Falco 

Systems capacitive load box connected to the output, 700

µ

V offset typical 

Output voltage: -175V to +175V 
Current: 150mA typical with limiter 
Slew rate: 80V/μs typical 
Input impedance: 1kΩ // 100pF 
Output impedance: 50Ω 
Stability: stable with all capacitive and resistive loads, no overshoot > 5% 
Power: 230V 50Hz AC, 140W or 115V 60 Hz AC, 140W  
Mains  fuse:  2x  800mA  250V  slow  blow  (230V  version)  or  2x  1.6A  250V  slow  blow  (115V 
version) 
Safety: Class I - requires mains power connector with protective earth  
Overvoltage: Category II 
Operating temperature: 15 – 30°C 
Storage temperature: 0 – 60°C 
Relative humidity: 30 – 70% non-condensing 
Maximum usage height: 2000m 
Dimensions: 52 x 165 x 300mm 
Weight: 4.3kg 
Country of origin: The Netherlands 
 
Specifications may be subject to change 
 

 
Harmonized standards 

 
This  product  complies  with  the  following 
standards: 
 
Safety:  EN61010-1 
EMC:   EN61326 
FCC:   47 CFR 15 
 

   

 

 
 

 

WEEE and RoHS 

 
Do  not  dispose  of  the  WMA-200  amplifier 
as standard waste, but bring it to a WEEE 
electronic  waste  collection  point.  The 
amplifier has been built in compliance with 
the RoHS directive. 
 
 

Warranty 

 
Falco  Systems  products  are  guaranteed 
against  malfunction  due  to  defects  in 

materials or workmanship for a period of 1 
year from the date on the invoice. 
If  a  malfunction  occurs  during  this  period, 
the  product  will  be  repaired  or  replaced 
without  charge.  The  product  will  be 
returned  to  the  customer  free  of  charge. 
The warranty does not apply to: 
- Exterior finish or appearance. 
- Malfunction of the product resulting from 
use  or  operation  in  other  ways  than 
specified in the user manual. 
- Malfunctioning due to misuse or abuse of 
the product. 
- Malfunctioning occurring after changes or 
repairs  have  been  made  by  anyone  other 
than Falco Systems. 
 
To  obtain  warranty  service,  inform  Falco 
Systems via 

[email protected]

  

You  will  receive  support  and  further 
instructions.  Falco  Systems  will  not  be 
liable  for  any  consequential  damages, 
including,  without  limitation,  devices  or 
equipment connected to the product, injury 
to persons or property or loss of use.  For 
more  details  see  the  Falco  Systems 
Standard  Terms  and  Conditions  of  Sale, 
which  can  also  be  downloaded  on 

www.falco-systems.com

 

Содержание WMA-200

Страница 1: ...ifier getting started The Falco Systems WMA 200 model is a high quality high voltage linear laboratory amplifier optimized for experiments requiring world class ultra low output noise The excellent no...

Страница 2: ...afety This product is able to produce over 175V at more than 150mA at its output which is a very high level risk of electric shock Safety measures should be taken accordingly This is indicated by the...

Страница 3: ...he BNC input Figure 1 Signals to be supplied to the BNC and differential connector A low noise amplifier like the WMA 200 model can never be made fully insensitive to input overload conditions as this...

Страница 4: ...tions an effect related to the finite speed of light and current limiting due to the cable capacitance Although the amplifier itself remains fully stable using less than 3 meter of input and output ca...

Страница 5: ...tive load box accessory can be ordered from Falco Systems for use with the amplifier which is connected in parallel with the load Fig 4 This will bring the noise down from its value of 50 Vrms with a...

Страница 6: ...utput noise voltage versus capacitive load Fig 7 Noise and offset with and without capacitive load box Fig 8 Sine and triangle wave responses Fig 10 11 Square wave response Fig 12 13 14 Step response...

Страница 7: ...nnected The corresponding signal bandwidths of the amplifier are DC 100kHz and DC 500Hz The noise and offset may appear to be slightly higher than shown here if the amplifier input is not differential...

Страница 8: ...ave 300Vpp 1kHz Figure 12 Square wave 300Vpp 20kHz Time ms Output voltage V 150 100 50 0 50 100 150 2 0 1 5 1 0 0 5 0 0 Time ms Output voltage V 150 100 50 0 50 100 150 2 0 1 5 1 0 0 5 0 0 Time s Outp...

Страница 9: ...Vpp step response 10 90 up in 4 4 s Figure 14b 300Vpp step response 10 90 down in 4 2 s Time s Output voltage V 0 4 0 2 0 0 0 2 0 4 100 80 60 40 20 0 Time s Output voltage V 150 100 50 0 50 100 150 10...

Страница 10: ...onse 10 90 down in 3 8 s Figure 14 Unipolar and bipolar step response Figure 15a 0pF load Time s Output voltage V 140 120 100 80 60 40 20 0 10 5 0 5 10 Time s Output voltage V 140 120 100 80 60 40 20...

Страница 11: ...5c 1nF load Figure 15d 10nF load Time s Output voltage V 150 100 50 0 50 100 150 100 80 60 40 20 0 Time s Output voltage V 150 100 50 0 50 100 150 100 80 60 40 20 0 Time s Output voltage V 150 100 50...

Страница 12: ...pacitor can be charged The bandwidth adjustments of the amplifier with different capacitive loads preventing overshoot are clearly visible Note the difference of the horizontal timescale in the figure...

Страница 13: ...Do not dispose of the WMA 200 amplifier as standard waste but bring it to a WEEE electronic waste collection point The amplifier has been built in compliance with the RoHS directive Warranty Falco Sy...

Страница 14: ...ual version User manual version 1 6 Date February 24 2022 Falco Systems Falco Systems BV Remisestraat 1 2225 TH Katwijk aan Zee Phone 31 0 6 21840996 Email info falco systems com Website www falco sys...

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