Spectrum Analyzer Updates - W7ZOI

Bidirectional Matched Amplifier - W7ZOI

Fig 2. Input Z versus load resistance for the 170 Ohm amplifier of Fig 1. This is a calculated result with a simple model, but measurement results are similar.

  Amplifier, Matched, Bidirectional matched amplifier, Bidirectional

A Power Meter based on the AD-8307 from …

A Power Meter based on the AD-8307 from Analog Devices. This section relates to the QST paper that Bob Larkin (W7PUA) and I published in QST for June, 2001

  Form, Devices, Based, Power, Analog, Meters, A power meter based on the ad 8307 from, 8307, A power meter based on the ad 8307 from analog devices

L CM - W7ZOI Site

Having motional capacitance, the motional inductance is easily calculated from the series resonant frequency. Parallel capacitance, C0, is easily measured with a lower

  Inductance

Abstract for Experimental Methods in RF Design - …

Abstract for Experimental Methods in RF Design by Wes Hayward, W7ZOI; Rick Campbell, KK7B; and Bob Larkin, W7PUA Published by ARRL, 2003 512 pages with approximately 1000 figures and a CD ROM

  Methods, Experimental, Abstracts, Abstract for experimental methods in

The Two Faces of Q - W7ZOI Site

The Two Faces of Q Wes Hayward, w7zoi, November, 2010. Updates: 14Dec10, 29Dec10, 2Jan11. April 14, 2015. See addendum at document end. Abstract Most home-lab measurements of Q only evaluate an LC resonator.

  Faces, The two faces of q

Transformer Coupled LC Bandpass Filters - W7ZOI

Transformer Coupled LC Bandpass Filters w7zoi, 10June08, 19April09 Most of the LC bandpass filters that I design and build tend to use capacitors for

  Filter, Transformers, Coupled, Bandpass, Transformer coupled lc bandpass filters

A SMT Dual Gate MOSFET Preamplifier for 50 MHz

A SMT Dual Gate MOSFET Preamplifier for 50 MHz. Latest update 29Nov2015. w7zoi The Circuit The dual gate MOSFET was an especially popular device …

  Gate, Dual, Mosfets, Preamplifier, A smt dual gate mosfet preamplifier for 50 mhz, Dual gate mosfet

Update Notes for Introduction to Radio Frequency …

The next figures show a more up-to-date analysis in MathCad. The general character of the curve is unchanged, but the values are different.

  Radio, Frequency, Radio frequency

Micromountaineers, Old and New - W7ZOI

Micromountaineers, Old and New ( 6M, 20M, and 30 M info, and a newer 7 MHz version. Scan to the end for info on Increased Power.) Updates: 13June01, 19Jan04, 25March04, 6June05, 24Sept06,10Jan07.

  Old and new, Micromountaineers

WHAT IS A STRUCTURAL INSPECTION?

WHAT IS A STRUCTURAL INSPECTION? A structural - or engineering - inspection is above all, an opinion as to the structural condition and integrity of the building or home. That is, in the opinion of the engineer 1) were the

  What, Structural, Inspection, What is a structural inspection

BY RICH SHAVELL Converting from a C to an S Corporation ...

Converting from a C to an S Corporation? Beware the Built-in Gains Tax BY RICH SHAVELL To avoid double taxation, a C corporation may consider con-

  Corporation, Beware, Built, S corporation, Beware the built in

Engineered to perform Built to last! NEW CRA14 - Forward Lift

an improved, advanced hydraulic and mechanical lifting system which is concealed and protected under the runway. This high performance design generates greater durability and a more

  Built, Perform, To perform built

University Research Funding: The United States is Behind ...

PAGE 1 University Research Funding: The United States is Behind and Falling BY ROBERT D. ATKINSON AND LUKE A. STEWART | MAY 2011 Research and development drives innovation and innovation drives long -

Richard J. Long, P.E.

As-Built But-For Schedule Delay Analysis 1. INTRODUCTION An As-Built But-For Schedule Delay Analysis1 (ABBF) is a retrospective CPM schedule delay analysis technique that determines the earliest date that the required mechanical completion

  Analysis, Schedule, Delay, Built, Built but for schedule delay analysis, Built but for schedule delay

Build Your Own DI Box! - NF Audio | Custom Built Audio ...

Hand-wired Audio Products Build Your Own DI Box! This document will explain step-by-step how to build your every own passive DI box. I’ll try to

  Your, Build, Built, Build your own di box