portland electronics "amps" - craigslist (2024)

FAQs

How do I know if my amps are enough? ›

If you are mainly doing light dance music or voice, we recommend that the amplifier power be 1.6 times the Continuous Power rating per channel. If you are doing heavy metal/grunge, try 2.5 times the Continuous Power rating per channel.

The easy way to match your amp and speaker wattage is to choose an amplifier that has a higher continuous power rating than your speaker's. It should be around twice as much as the speaker's rating, in fact!

If you want to make your electric guitar sound like an electric guitar, then having a good amp is about as important as the instrument itself. It's the amp that takes your clean guitar signal and changes it into the treble-heavy, compressed, and saturated sound that we all know and love.

If the power supply can only supply 1 Amp in this case then either the product will fail to work/charge or charge slowly as it can't get enough current (or power) to charge the battery. So here charging will take twice as long. So it is important to match voltage between the charger and device.

Most homes require an electrical service of at least 100 amps. This is also the minimum panel amperage required by the National Electrical Code (NEC). A 100-amp service panel will typically provide enough power for a medium-sized home that includes several 240-volt appliances and central air-conditioning.

If the amplifier or receiver has a power output higher than the speakers, take care not to run it at high volume for extended periods of time as this can cause distortion, clipping, and damage to the drivers. On the other side, you will want to avoid underpowering your speakers as well.

If you're recording in a studio, a mid-wattage amp (20-60watts) is fine as the engineer can get the best sound with microphone placement.

Identify the Wattage: Determine the power consumption of the electrical device or system, measured in watts (W). Know the Voltage: Establish the voltage at which the electrical system operates, measured in volts (V). Calculate the Amperage: Divide the wattage by the voltage using the formula A = W / V.

A general rule for choosing an amplifier is to select an amp that provides 1.5-2 times the continuous power rating of your speaker. This will ensure the speaker has enough power while leaving yourself 3 dB of headroom.

Should you practice guitar unplugged? ›

Most guitarists would probably agree that, initially, it's better to practice unplugged, as it helps prevent bad habits creeping into your playing style. If you can play your guitar well without an amp, you'll probably sound even better once you amplify the sound.

And more expensive amps are more costly in labor and parts to build because of the extra time and parts that go into the quality.

Amps = Watts / Volts

Examples: 4160 Watts / 208 Volts = 20 Amps. 3600 Watts / 240 Volts = 15 Amps.

In general, homes under 3,000 square feet can use a 100-amp panel as long as they don't use air conditioning or electric heat. Homes over 3,000 square feet and homes that rely on electric heat and air conditioning will typically be better served by a 200-amp panel.

Simple answer is yes, an amp with insufficient power capability for the sound level wanted most definitely can damage speakers - and that happening is more likely than using an amp capable of far higher power than the speakers can handle. It does depend on the amp, and the speakers, but that is the general position.

The charger will face problems with providing enough power so it will overheat. If this happens frequently its life duration will be very short and it may even end by catching fire. On the other hand, too high charger amperage may damage the battery by overheating and overcharging it.