Path: csiph.com!2.us.feeder.erje.net!feeder.erje.net!2.eu.feeder.erje.net!border1.nntp.ams1.giganews.com!nntp.giganews.com!eternal-september.org!feeder.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Don Kuenz Newsgroups: sci.electronics.design Subject: Re: How to increase the volume of a metronome? Date: Mon, 13 Feb 2017 19:28:04 -0000 (UTC) Organization: A noiseless patient Spider Lines: 39 Distribution: world Message-ID: <20170213b@crcomp.net> References: <20170213a@crcomp.net> Injection-Date: Mon, 13 Feb 2017 19:28:04 -0000 (UTC) Injection-Info: mx02.eternal-september.org; posting-host="2eced9cbef81c239930a640cc3c023bf"; logging-data="28654"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX185zvaUF9fKP5a+3/KVPWgN" Cancel-Lock: sha1:uo2iiDJUKEKiwWn7aTgSGJXtjh0= Xref: csiph.com sci.electronics.design:447579 Tim Wescott wrote: > On Mon, 13 Feb 2017 15:28:06 +0000, Don Kuenz wrote: > >> Greetings, >> >> Comments are sought on additional circuitry to increase the speaker >> volume of the circuit shown between the lines. Comments on circuit >> simplifications are also sought. (Maybe a 555 with a couple of pots is >> as simple as it gets sometimes?) >> >> The Tempo1/Tempo2 resistor pair signifies a pot as does the Vol1/Vol2 >> pair. Is there a better way to capture pots with LTSpice? > > I'm not going to look at your schematic because the first answer is "just > follow it with an audio amplifier", the second answer is "and a speaker > that can handle the power", and your answer to that is "I don't want to > buy that much speaker". > > I'd build a sounder that bangs a tin can with a solenoid. Should give > you a healthy "thump". Speakers are not a problem. There's plenty of high quality speakers available in my bone pile. My problem is solenoids. Although there's plenty of solenoid coils in the bone pile, there's nary a solenoid en total. :( At any rate, a solenoid's the way to go. Because it also "warms up" the timbre. Thank you, -- Don Kuenz KB7RPU Music above all, and for this Choose the irregular. - Paul Verlaine