Comments 0. One of the more common measurements made with an RF/microwave spectrum analyzer is determination of third-order-intercept (TOI) point for a device under test (DUT), which is often an amplifier.
What is the price difference for these greenhouse type barns? Prices range from $2.50 to $3.25 per square foot for the Ovaltech and from $4.50 to $5.50 per square foot for the Maxidome.The Nordique costs between $4.50 to $6.50 per square foot.hat is the price difference for these greenhouse type barns? Prices range from $2.50 to $3.25 per square foot for the Ovaltech and from $4.50 to $5.50 per square foot for the Maxidome.
1 Cold frames can also be constructed for free using recycled materials. 2  For more details, see How Much Does a Portable Greenhouse Cost. 3  An indoor greenhouse can cost $3-$60 for a windowsill or tabletop kit with a container and cover; more expensive models may include a heat pad under the container, or a grow light. Cold frames can also be constructed for free using recycled materials. 2  For more details, see How Much Does a Portable Greenhouse Cost. 3  An indoor greenhouse can cost $3-$60 for a windowsill or tabletop kit with a container and cover; more expensive models may include a heat pad under the container, or a grow light.