How can you tell if your tube is bad?

How can you tell if your tube is bad?

Perhaps the most obvious thing to look for is any loose parts that have broken off inside the bottle. You can gently shake the tube as well and listen for rattling. All tubes will have some degree of noise when you do this as the grid and screen wiring vibrate so don’t mistake that for broken connections.

How can I tell if my microphonic tube is bad?

A microphonic tube will ring and amplify any outside noises such as bumping the amp, tapping on the bottle, or even footsteps as you walk across the floor. All tubes will amplify tapping to some degree but an unusable tube will be very loud and often feedback or squeal.

How can you tell if your inverter tube is bad?

Loss of Power and other Odd Noises. Sometimes you will hear strange sounds, loss of power, or heavily distort sound. These are signs that a tube is failing. Often power loss that seems like the amp is performing at half power or less will be one or more bad power tubes, or even a dying phase inverter tube.

How can I tell if my preamp tube is bad?

Problems with preamp tubes are often due to microphonics and noise issues. A microphonic tube will ring and amplify any outside noises such as bumping the amp, tapping on the bottle, or even footsteps as you walk across the floor. All tubes will amplify tapping to some degree but an unusable tube will be very loud and often feedback or squeal.

Are there clear plastic tubes with sealed bottoms?

Our sealed bottom clear plastic tubes and containers are available for Ultra-Thin Wall Round Tubes and Thin Wall Round Tubes . No matter what size or dimension, Cleartec Packaging can supply you with all your clear plastic tubing needs.

How big are clear plastic and acrylic tubes?

Clear Acrylic Tubes, Clear Plastic Tubes O.D. +/- 1/8″ to 1 1/8″ .010″ 1 1/4″ to 2 1/4″ .015″ 2 1/2″ to 3″ .020″ 3 1/4″ to 3 3/4″ .025″

What kind of closures do cleartec tubes use?

ClearTec offers a variety of plastic closures for sealed bottom tubes and containers including vinyl caps, vinyl hanger caps, polypropylene plugs and polypropylene hanger plugs.

Do you need a cap on a crystal clear tube?

Mail or store parts, brochures and invitations. Crystal clear tubes let your mailing materials shine through. USPS and UPS approved. Vinyl End Caps fit securely. Sold separately.