50 Watts is usally ample power for small gigs. Some amps, particularly those that rely on solid state technology, may not be as loud at this wattage - but if your speaker is properly mic'd up you will still be able to produce enough volume.
What is the best bass amp for gigging?
Some of the best bass amps are made by Ashdown, Aguilar, Ampeg, Blackstar, Fender, Orange, Laney, and Trace Elliot.
Can I connect bass into a guitar amp?
Yes, bass can be played through a guitar amp. This is not always advisable, however, as not only will your tone often lack the lower frequencies which a good bass amp will highlight, but you could also damage the guitar amp.
Can a bass guitar be played without an amplifier?
If you wish to use a bass guitar without an amplifier you should use an acoustic bass. This will allow the sound to be projected and heard.
How do I clean a bass amplifier valve?
You can use a soft cloth to wipe dirt or dust from a bass amplifier valve.