For the electronics enthusiast a tube audio amplifier makes for an interesting and unusual project, and for that reason it’s one tackled by many. [Keri Szafir] is no exception, and she’s ...

Making vacuum tubes with all the proper equipment ... Speaking of charm, we just love the amp these tubes went into. Built in 1920s breadboard-style, the features some beautiful vintage ...

At only $64.99 each, the Apos Ray 6SN7 Select vacuum tubes may deliver the dynamics and authentic sound you’ve been seeking. Few tubes have as storied a history as the 6SN7GT originally announced in ...

Generally, most amplifiers use either vacuum tubes (tube amps) or transistors (solid state amps) to translate the current ...

Vacuum tubes are electronic components used to amplify, switch, modify and/or create analog signals by controlling the movement of electrons in low-pressure spaces. These components are used in ...

A vacuum tube is just that: a glass tube surrounding a vacuum (an area from which all gases have been removed). What makes it interesting is that when electrical contacts are put on the ends ...

Pirani Vacuum Gauge. Image credit: Handbook of Modern Sensors Ionization gauge Vacuum gauges which use ions are similar to vacuum tubes. The relationship between the ion current and the filament is a ...

The amps also include premium-grade DAC technology ... Pricing & Availability: The C55 Solid State Preamplifier and C2800 Vacuum Tube Preamplifier are available via authorised McIntosh dealers.

The telephone company had problems with vacuum tubes, too, and hoped to find something else to use for switching telephone calls. The idea of somehow using semiconductors (solid materials such as ...

Learn more If you want to save money on groceries, a vacuum sealer can help ... You can also manually seal bags or attach the provided tube for canister sealing, though canisters are sold separately.

We’ve tested over 30 models to find the best robot vacuum for each budget and scenario. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Amazon’s Prime Big Deal Days is here just in time for you to get a head start on your holiday shopping. We’ve scoured Amazon ...