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       Newsletter 
        Index  |  
  
| Now you can be notified AUTOMATICALLY 
      by email when the next newsletter is posted here.  Just send an email to info@intusoft.com  | 
  
| Month/Year | Link | Description | 
| Nov. 2010 | nl84 | Optimizing solar photovoltaic, PV, generation | 
| Dec. 2009 | nl83.htm | Next ICAP/4 Release and DSP Designer. Intusoft's Solar1TiM Evaluation Board.Comparing Microchip dsPIC33FJ16GS504 and Texas Instruments Piccolo, TMS320F28027 Digital Signal Processors for Switch Mode Power Supply (SMPS) Applications | 
| Dec. 2008 | nl82.htm | DSP Designer Coming Soon with Year-End ICAP/4 Release. What is DSP Designer? How does DSP Designer work? Why Simulate using DSP Designer? | 
| March 2008 |  
      
       
  | 
    ACME Magnetics USA and Intusoft Collaborate, Coming Soon: ICAP/4 8.x.11 Build 3247,Vote for New Features for the ICAP/4 Release Scheduled for the End of 2008, New Customer Training Course, ICAP/4 Features You Might NOT be Familiar With | 
| Sept. 2007 | New ICAP/4 8.x.11 Build 3090 Release, Pspice-to-IsSpice4 Converter, Improved Import SPICE Model, Improved Export Schematic as SubCkt, Improved Advance Analysis, Got Fault? | |
| Sept. 2006 | nl79.htm nl79.pdf  | 
    New Enhancements for: OP labels, Parts Bin Editor, Crossprobe Thumbnail Graphs, Monte Carlo, Results Dialog and Report File, Removed Select Limits and Expanded Others, More SpiceNet Enhancements, IsEd5, Improved IntuScope, ICAP/4's new Digital Data Viewer, Power Systems World Electronics Convention | 
|  
       Nov. 
        2005 
     | 
    nl78.htm nl78.pdf  | 
    Modeling Solar Cells, Economics of PV generation, The Solar Cell SPICE Model, Peak Power, Modeling Lithium-Ion Batteries, PV Lithium-Ion Battery chargers, Poly Crystalline Solar Panel, MPPT Implementation, Analog Multipliers, Phase Detector, Calculate Wire Length, New Transient Options | 
|  
       July 
        2005 
     | 
    Summer Update, Nonlinear Inductors in Magnetics Designer, Simulation Tips, Nonlinear Inductor models | |
|  
       April 
        2005 
     | 
    nl76.htm nl76.pdf  | 
    Transfer 
      Function Analyzer, Using the TFA, Divide by Zero revisited, PFC Average 
      Models A Nonlinear Capacitor Model For SPICE, AUTOEXEC.NT Installation Problem, How to Use ICL Variables  | 
  
|  
       Jan. 
        2005 
     | 
    nl75.htm nl75.pdf  | 
    ICAP/4 Consumer is Here! ICAP/4 8x11 is Released, Turns Counter Project,The Encoder Model, Designing the Decoder, Exclusive OR, Where Analog Meets Digital, Counting the Pulses and Displaying the Results, Tesla Coil Project, Tips for Faster Design | 
|  
       June 
        2004 
     | 
     
       IC 
        Stepping - A New and Unique DC Convergence Option, Stepping into a black 
        hole (Timestep too small), New Accounting Output, Power Deluxe gets new 
        PwmPrimitive library, ExtractMid and ZapDelay script, Modeling PFCs, Footprint 
        and Part Number pickers, Decipher SPICE2 Poly functions, New IBIS to SPICE 
        converter, Intusoft’s New Modeling Service 
     | 
  |
|  
       Feb. 
        2004 
     | 
     
       ICAP/4 
        Continues to Grow in 2004, Behavioral Models - Limitations, Voltage Controlled 
        Oscillator, Voltage Variable Capacitor, Modeling Comparators, Modeling 
        Amplifiers with Limits, Building Hierarchical Models with Subdrawings, 
        New Features For Summer 2004 Release, Library Manager Extends to ICAP/4 
        “Deluxe” Software, Intusoft and SiSoft Join Forces with Partnership 
     | 
  |
|  
       Dec.2003 
     | 
     
       Convergence 
        Methods, Unique Solution Sidebar, Spice Options for Operating Point Control, 
        Spice Options for Transient Simulation Control, Transient Initialization, 
        Making Models Behavioral Models 
     | 
  |
|  
       Aug. 
        2003 
     | 
     
       SPICE 
        1 2 3 and beyond...,Simple Oscillator Comparison,ICL Scripting,Modeling 
        Tips,Using ICAP/4 to Run in a Client Server Environment,More New Features 
     | 
  |
|  
       May 
        2003 
     | 
     
       GFT 
        Brief Summary; In ICAP/4; Summer 2003 Update: EDIF for Mentor,Connect 
        Current Test Point To Subckt Pins; Test Point Support B-Element, Scope 
        Reads in CSDF, Print Reduced Schematic, Save Schematic to EMF; Schematic 
        "Save As", XML Database for PCB Footprint; Support XP Style 
        UI; Design Autotransformer 
     | 
  |
|  
       Feb. 
        2003 
     | 
     
       Hysteretic 
        Average Model; New Spice Convergence Aid; 8 Nulling Techniques Aid Circuit 
        Analysis; 2003 Brings New Updates, Server License and Mac Version 
     | 
  |
|  
       Oct. 
        2002 
     | 
     
       Turning 
        Power into Performance; Intusoft is on the Move, Amazin' Factoids; Starting 
        Designs Using Simulation; Power System Models; Using VSECTOL 
     | 
  |
|  
       July 
        2002 
     | 
     
       Filter 
        Library Updated; Tips and Tricks; New !User Scripts; New ICL Commands; 
        New Scope5 IEC EMI Scripts; Costas Simulation; FFT, Leakage and Filters 
     | 
  |
|  
       Feb. 
        2002 
     | 
     
       Rubberbanding; 
        Model Theory; Demo Enabled Models; Z-Transform Bode Plot; Test Designer 
        Key to Structural Integrity; New SPICE Transistor Models 
     | 
  |
|  
       Jan. 
        2002  
     | 
     
       Soakage 
        and Capacitor Modeling; Mylar Dielectric Circuit; Sample and Hold Filter; 
        60-Hz Notch Filter; VRM Filter; Sweeps, Eyes and Families; Mod Operator; 
        Family ICL Script; Eye Diagram 
     | 
  |
|  
       Sept. 
        2001 
     | 
     
       Power 
        Supply Design; User Interface Tips; Perfecting SpiceMod; EKV Model; New 
        Scope5 Scripts and ICL Commands  
     | 
  |
|  
       June 
        2001 
     | 
     
       New 
        Product Releases; Scope5, Version 8.9; Magnetic Designer Gets Flyback 
        Tab; Modeling Tips; Intusoft's Configurable Schematic gets its Pedigree!; 
        Getting the Most from Your Design; Running Multiple ICAP/4 Versions 
     | 
  |
|  
       March 
        2001 
     | 
     
       ICAP/4 
        8.x.8 Ships, Release 8.x.9 is in Progress, Two-Port Network Characterizations, 
        New Monte Carlo Analysis Uses Interactive Command Language (ICL), The 
        30-Second Data Sheet. 
     | 
  |
|  
       Nov. 
        2000 
     | 
     
       Using 
        a Fault Tree, Handy Test Designer Definitions, Using Magnetics Designer 
        Buttons, Using Equations in Intusoft's Units Converter, What's New, Library 
        Manager, Modeling Bifilar Windings. 
     | 
  |
|  
        June 
        2000 
     | 
     
        Scope 
        5 New Features; New IsSpice Option Improves Convergence; New IsSpice Reporting; 
        Preview New SpiceMod for Windows; Using VB Scripts with IsSpice, Revisited. 
     | 
  |
|  
        Jan. 
        2000 
     | 
     
        Newsletter 
        Goes HTML; IntuScope5 Uses ICL; Power Supply Designer Notebook; Mechatronics: 
        An Improved Hydraulic Library; SpiceMod for Windows 
     | 
  |
|  
       Nov. 
         1999 
     | 
     
       IntuScope5 
        Beta Is Posted on the Web; New ICAP/4 Version 8.x.7; High Voltage Booster 
        Amplifier; Vote for Help on the Web; ICAP/4 Software Winners 
     | 
  |
|  
        Sept. 
        1999 
     | 
     
       Control 
        Loop/ Emitter Follower; Singing Filters; Filtering Ground Loop Noise; 
        Magnetics Designer 4.1.0; ICAP/4 version 8.x.7 and Scope 5 Beta 
     | 
  |
|  
       June 
        1999 
     | 
     
       Why 
        You Need ICAP/4: Managing Simulation Results; Using SPICE More Effectively: 
        Impedance Measurements; Download ICAP/4Rx; SPICE Model Web Links; Modeling 
        Op-amps Pspice©; Parts vs Intusoft; Modeling Motors and Motion 
        Control Systems; New Magnetics Designer Released 
     | 
  |
|  
       March 
        1999 
     | 
     
       New 
        Magnetics Designer 40 with FEA and Split Bobbin features, Free SMPS design 
        book, Why You Need ICAP/4: Automated Measurements, Power Inverter Simulation, 
        Using SPICE More Effectively: Passive Element Modeling, SPICE Model Web 
        Links. ICAP/4Rx for Web Sale, SPICE Training 
     | 
  |
|  
       Nov. 
        1998 
     | 
     
       New 
        8.x.6 Release with EVA, RSS, Worst Case and Sensitivity Analyses, Free 
        Web Utilities: IBIS to SPICE Converter, Units Converter Model, Magnetics 
        Design: A Flyback Transformer, AC Bias Problems, RX for Sale On The Web, 
        SPICE for Linux 
     | 
  |
|  
       May 
        1998 
     | 
     
       Test 
        Development Techniques: Setting Measurement Tolerances, Modeling A/D and 
        D/A blocks, Hanning Windows, and Current Limited Power Supplies, Initializing 
        Circuits w/o UIC, New 8.x.5 Release, Free Web Utilities 
     | 
  |
|  
       Feb. 
        1998 
     | 
     
       Test 
        Synthesis Techniques, Modeling Gunn Diodes, FMCW Radar Simulations, Why 
        is IsSpice Better, Year 2000 Compliance, Special PSpice Users Offer. 
     | 
  |
|  
       Nov. 
        1997 
     | 
     
       New 
        SpiceFarm - Internet Simulation Power, Configurable Schematics, Simulating 
        A Fluorescent Tube, ICAP For Protel Released, New Mechatronics Library, 
        RF/Microwave Simulations, Sidactor Modeling, Special PSpice Users Offer. 
     | 
  |
|  
       Sept. 
        1997 
     | 
     
       Sept. 
        1997 - Topics: New Test Designer Tool, Reconfigurable Schematics, Modeling 
        A Spark Gap, Modeling Lasers and Inductors, Viewlogic OEMs Intusoft software, 
        SPICE for Protel Users, New ICAP/4Rx Low Cost SPICE tools, New SPICE Reference 
        Book Released for SMPS Designers 
     | 
  
| March 1997 |  
       
  | 
     
       New 
        Design Validator  New Design Validator ; Why IsSpice is Better!; 
        Intusoft Adds SOI MOS Model; Modeling A Relay; Model Comparison: EWorkbench 
        vs Intusoft; New SMPS Book Available; New Magnetics Designer Update; Eliminating 
        Convergence Problems; Why IS SPICE 4 Is Better!!!; New ICAP/4Rx: Prescription 
        For Reduced Complexity; The Biggest & Best SPICE Libraries 
     | 
  
| Nov. 1996 |  
       
  | 
     
       SPICE 
        Made Easy; New Design Validator Option; ICAP Links with OrCAD, Protel, 
        and Viewlogic; Visual Basic Scripting With ISSPICE4; Mix Mode Modeling: 
        Digital Pots; NewSPICECD-ROM Available; Europe Gets Intusoft Mirror Site; 
        Magnetics Designer Makes EDN Top 100; What Makes IsSpice4 so Powerful?; 
        New SMPS Book Available 
     | 
  
| Aug. 1996 |  
       
  | 
     
       System-Level 
        Simulation; ICAP for OrCAD, Protel & Viewlogic; Intusoft Links with 
        OrCAD, Protel, and Viewlogic; New AHDL Models Extend SPICEs Reach; 
        New AHDL Switch Model; H-P Gives Intusoft New Opto Models; New Magnetics 
        Design Software; What Makes IsSpice so Powerful; 
     | 
  
| May 1996 |  
       
  | 
     
       New 
        Magnetics Designer; New Magnetics Design Software; How Magnetic Models 
        Are Generated; ISSPICE4 Gets New BSIM3 Model; Pspice Abandons DOS Users; 
        Modeling Mechatronics 
     | 
  
| Feb. 1996 |  
       
  | 
     
       The 
        Intusoft Difference; SPICE Array Linking Technology;Intusoft Links to 
        OrCAD And Protel; Using ISSPICE4 with OrCAD Capture; Modeling A Triac; 
        New ISSPICE 7.6 To Be Released; New Magnetics Design Software; The Intusoft 
        Modeling Corner 
     | 
  
| Nov. 1995 |  
       
  | 
     
       Wescon/95 
        Preview; Using the SPICE 3 B Element; Transient Voltage Suppression; New 
        Web Site for Intusoft; New Magnetics Design Software; Spice 2 Book Available; 
        Intusoft Celebrates Its 10th Anniversary; The Intusoft Modeling Corner 
     | 
  
| Aug. 1995 |  
       
  | 
     
       Windows 
        95 Guarantee; New Keyless Network Easy To Justify; Simulating SMPS Designs; 
        Simulating Pulse Code Modulation; Summer Sale: ICAP/4Lite Xtra; SPICE 
        2 Book Available; Microsim Makes False Claims; The 
        Intusoft Modeling Corner; SSDI Provides ISSPICE4 Rectifier Models; Simulating 
        In The 90s 
     | 
  
| June 1995 |  
       
  | 
     
       New 
        Keyless Network SPICE; Modeling Nonlinear Magnetics; Mac Users... Competitive 
        Discount!; Summer Sale; ICAP/4Lite Xtra, $995 til 9/95; Training 
        The Old Fashioned Way; New Library Powers SMPS Designers; The Intusoft 
        Modeling Corner; New 555 Timers From SGS-Thomson; Simulating In The 90s 
     | 
  
| April 1995 |  
       
  | 
     
       New 
        Products at DAC;Simulationg Digital Filters and Systems; Mixed Environment 
        Simulations; Mac Users Abandoned; New MP SPICE; Current Mode Design with 
        Current Conveyors 
     | 
  
| Jan. 1995 |  
       
  | 
     
       ADHL 
        Modeling Kit Released; Simulating a State Machine; Pentium Bug and SPICE; 
        New ICAP/4 Update; New Lower Price DOS, Free Spice on Internet; The Modeling 
        Corner: NTSC Signal Source 
     | 
  
| Nov. 1994 |  
       
  | 
     
       Native 
        Mixed Mode; Simulating A Speed-Control Servo; Native Mixed Mode Simulation; 
        Simulating A MIDI Synthesizer; New TI Bus Interface Models; The Intusoft 
        Modeling Corner; Simulating In The 90s 
     | 
  
| Oct. 1994 |  
       
  | 
     
       New 
        AHDL Based On 'C'; Code Models Help Simulate PLL; IGBT Model Simulates 
        3O Inverter; ICAP/4Lite Upgrades A Hit; The Intusoft Modeling Corner; 
        Simulating A Dual Opto-Coupler; Simulating In The 90s 
     | 
  
| Aug. 1994 |  
       
  | 
     
       Interact 
        SPICE; Modeling Connectors; Optimizing Models; ICAP/4 Windows Maintenance 
        Update, ICAP/4 Lite Special, SPICE for Power Books; The Modeling Corner: 
        New Maxim Op-Amps, New BB Inst. Amps.; Simulating Circuits: PSK/FSK Signals 
     | 
  
| April 1994 |  
       
  | 
     
       New 
        Low Cost SPICE; Interactive SPICE Eases Sweeping; Circuit Initialization; 
        Modeling Vacuum Tubes; ICAP/4 Goes POWER PC 
     | 
  
| Feb. 1994 |  
       
  | 
     
       Interactive 
        ICAP/4Windows & NT; Modeling Photodiodes; Modeling Vacuum Tubes; The 
        Intusoft Modeling Corner; Stimulating Circuits: Using SPICE Output; 
     | 
  
| Nov. 1993 |  
       
  | 
     
       New Interactive 
        SPICE IsSpice4 for Windows; SPICE Benchmarks; Modeling Sensors; The Modeling 
        Corner; Philips Adds BiCMOS 
     | 
  
| Sept. 1993 |  
       
  | 
     
       Does 
        Your Simulator Stack Up?; Power Schottky/Soft Recovery Diodes; Pole-Zero 
        and AC-DC Sensitivity Analyses; The Intusoft Modeling Corner; Comlinear 
        Models an Analog Mixer; Intusoft NEWS: CompuServe Information Service; 
        EDN Article Focuses on Power Electronics 
     | 
  
| July 1993 |  
       
  | 
     
       New 
        ICAP/4 Update; New Models Simulate PCB Effects; FILTERMASTER - Active 
        Filter Design; New RF Library Update Adds PIN Diodes; The Intusoft Modeling 
        Corner; Intusoft News: CompuServe BBS 
     | 
  
| May 1993 |  
       
  | 
     
       New 
        IBIS Models From Intel; FILTERMASTER/ICAPS Combine To Create Active Filters; 
        FILTERMASTER - Active Filter Design; FREE ISSPICE3 Update On CompuServe; 
        New Models Simulate Vacuum Pump Systems; June ECN Article On Simulating 
        Connectors; The Intusoft Modeling Corner 
     | 
  
| March 1993 |  
       
  | 
     
       Simulating 
        SMPS Designs; Intusoft Adds CompuServe Tech Support; Average Models For 
        Switching Converter Design; PRESPICE Update/Active Filter Software; The 
        Intusoft Modeling Corner 
     | 
  
| Jan. 1993 |  
       
  | 
     
       Simulating 
        Fuzzy Logic; Simulating Mixed Mode Circuits; Continuous PID Control System; 
        The Intusoft Modeling Corner 
     | 
  
| Nov. 1992 |  
       
  | 
     
       ISSPICE3: 
        Simulates More Circuits; New If-Then-Else Speeds Simulations; ISSPICE3 
        Simulates GaAs Mesfet Circuits; Taking The Heat Out Of Temperature Analyses; 
        New Technique Improves Power Models 
     | 
  
| Sept. 1992 |  
       
  | 
     
       ISSPICE3: 
        The Next Generation; ISSPICE3: The Next Generation; Solid State Relays 
        and Switches (Part II); FilterMaster Professional Released; The Intusoft 
        Modeling Corner 
     | 
  
| June 1992 |  
       
  | 
     
       Another 
        Intusoft First: IGBT Models; Solid State Relays and Switches; Simulating 
        Class C RF Amplifiers; EDN Article Reviews SPICE Simulations; The Intusoft 
        Modeling Corner 
     | 
  
| Feb. 1992 |  
       
  | 
     
       News 
        SpiceNet Schematic Entry Released; Simulating Circuits With SCRs;New Models 
        Simulate RF Circuits (Part II); The Intusoft Modeling Corner 
     | 
  
| Nov. 1991 |  
       
  | 
     
       New 
        Products and Updates at Wescon 91; RF Device Library gets Updated; Annual 
        Newsletter Subscription Now Available; New SpiceNet for the Macintosh 
        and PC at Wescon;FilterMaster, New Passive Filter Design Program; Filter 
        Program Links Directly to Schematic; SpiceMod 2.0 Adds IGBT and SCR Modeling; 
        PreSpice Update and "Cookbook" Now Shipping; New Intusoft Phone 
        and Fax Numbers; New Models Simulate RF Circuits 
     | 
  
| Aug. 1991 |  
       
  | 
     
       PreSpice 
        Update - Over 1000 New Models; A SPICE Cookbook Debuts; SPICEMOD 
        Helps Model Dual-Gate Mosfets; Undocumented ISSPICE Options 
     | 
  
| April 1991 |  
       
  | 
     
       Deluxe 
        Upgrade Option for ICAP Owners; Modeling A Fuse; Fuse Model Listings; 
        Undocumented SPICE Options 
     | 
  
| Jan. 1991 |  
       
  | 
     
       Intuscope 
        3.1 PC Update, Now Available; Why Windows 3.0 And SPICE Don't Mix;Rotational 
        Device Models; Eastern Block Countries Open Up 
     | 
  
| Oct. 1990 |  
       
  | 
     
       Intusoft 
        Previews New Prodicts at Wescon; Analog Behavioral Modeling With SPICE; 
        Behavioral Models for Mixed Mode Rotational Systems; ISSPICE/386 On 486 
        Computers 
     | 
  
| Aug. 1990 |  
       
  | 
     
       SpiceMod 
        - The Spice Modeling Spreadsheet; Modeling Pulse Width Modulators; A Buck 
        Regulator; A 50 Watt Forward Converter 
     | 
  
| March 1990 |  
       
  | 
     
       The 
        Ultimate SPICE Post Processor; Switched Capacitor Network Filters 
     | 
  
| Jan. 1990 |  
       
  | 
     
       New 
        IntuScope Update;New Spice Applications Handbook; Simulating a VCXO; AC 
        Analysis Resolves Oscillator Performance;Modeling Crystals Modeling Crystals; 
        Modeling Varactor Diodes;Intusoft's Current Feedback Op-amp Models 
     | 
  
| Sept. 1989 |  
       
  | 
     
       IsSpice 
        For The Mac Weighs In; Modeling Very High Speed Transimpedance 
    Op-Amps;IsSPICE Benchmarks  | 
  
| July 1989 |  
       
  | 
     
       New 
        IsSpice and PreSpice for Macintosh; Neural Networks and SPICE (Part II); 
        Modeling Lasers with IsSpice and PreSpice; Obtaining more Spice Models 
     | 
  
| April 1989 |  
       
  | 
     
       New 
        IsSPICE/286 Breaks DOS 640 Barrior; Neural Networks and SPICE; Using SpiceNet, 
        PreSpice, and IsSpice for System Simulation 
     | 
  
| Feb. 1989 |  
       
  | 
     
       Intusoft 
        Tackles ASIC Design; Modeling Vacuume Tubes; SPICE Polynomials; Monte 
        Carlo Analysis Using Plessey ASICs; Multiple Winding Transformers 
     | 
  
| Oct. 1988 |  
       
  | 
     
       Thermal 
        Models; A Light Bulb; Spice_Net Update; Pre_Spice Update; Intu_Scope Update 
     | 
  
| July 1988 |  
       
  | 
     
       Thermal 
        Models;Thermister; EXP Function; BJT Thermal Model; IS_Spice/386; Training 
        Class; Product Specs; Ordering Info; Update Card; 
     | 
  
| April 1988 |  
       
  | 
     
       Phase 
        Locked Loop Models; VCO Model;Using Spice Polynomials; Divider Model; 
        Windows/386 Report; Spice Training Class; Product Information 
     | 
  
| Jan. 1988 |  
       
  | 
     
       Desktop 
        Publishing; 10 Cycle Log Macro for Intu_Scope 
     | 
  
| Sept. 1987 |  
       
  | 
     
       SPICE_NET 
        release; Training Class; Optimizer Application 
     | 
  
| June 1987 |  
       
  | 
     
       Introduction 
        to interconnects 
     | 
  
| April 1987 |  
       
  | 
     
       Pre_Spice 
        Update to Ship April 30, 1987;An Optimizer Example;Application Note; Cross 
        Talk 
     | 
  
| May 1998 |  
       
  | 
     
       Application 
        Note, Switched Capacitor Network Models; Cross Talk 
     | 
  
| Nov. 1986 |  
       
  | 
     
       News 
        Version of Intu_Scope Debuts At WESCON; Application Note; Cross Talk 
     | 
  
| Aug. 1986 |  
       
  | 
     
       Application 
        Note, An Elliptic Filter; Cross Talk 
     | 
  
| 1986 |  
       
  | 
     
       Application 
        Note: Op-Amp Models 
     | 
  
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  Email : info@intusoft.com 
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