I just checked out some data sheets, and it would seem that you are correct, the only specified differences from the 1N4001 - 1N4007 series are the max reverse voltages, ranging from 35V to 1000V.
Monday, October 14, 2002, 8:14:06 PM, you wrote: mk> hi, as far as i know the only difference between the 2 diodes is the mk> voltage, 400v and 1000v @ 1 amp mk> mark k mk> ----- Original Message ----- mk> From: "Terry Rudd" <[EMAIL PROTECTED]> mk> To: <[EMAIL PROTECTED]> mk> Sent: Monday, October 14, 2002 7:03 PM mk> Subject: RE: wiring confirmation >> Andrew, >> >> I've been told you can also use an IN4007 but I've always used the IN4004 >> with results as expected so far. I've wired a hypo amp this way and an >> earthquake in another 1600 and it's still running great (buggers a 1600 mk> boot >> seals badly if you run it closed with that baby and doesn't do the battery >> much good either.) You only need to use the diode in the 12v feed from the >> relay from Pin 87 or 12v power source past the pickup point if you opt not >> to wire in a relay. >> >> It is important when you use a diode to power a head unit, amp etc to mk> never >> ever wire in another accessory past the diode, i.e. one wire with diode mk> for >> one accessory, more than one accessory then use a separate feed and mk> another >> diode on the output from Pin 87. Things can and often will go bang if you >> don't follow this rule as one unit can back feed off the other - draw a >> diagram to illustrate the circuits if you don't understand why this mk> happens. >> Also, there is no point wiring the diode on the feed to Pin 30 as it mk> allows >> back feed up the sense wire (Pin 86) if the relay ever chatters (usually >> happens when you kill the sense source like when you turn the Ign to Off) >> and this can power whatever the sense wire source is - i.e. Acc Heater etc >> and that's what you are protecting your head unit from with the relay & >> diode. >> >> Hope this makes sense for you, you've gotta love the behaviour of the >> electrons in the 1600 method of wiring. >> >> regards >> Terry >> >> -----Original Message----- >> From: [EMAIL PROTECTED] >> [mailto:[EMAIL PROTECTED]]On Behalf Of Andrew >> Greenbury >> Sent: Monday, 14 October 2002 12:17 PM >> To: [EMAIL PROTECTED] >> Subject: RE: wiring confirmation >> >> >> Gday Terry, >> >> Interesting points thanks. So is, for instance, say a 1N4004 diode >> suitable, and should it be put inline with the acc feed to the >> headunit, or the +12V feed, or both? >> >> Thanks >> Andrew >> >> > Andrew, >> > >> > Additionally to what you've said the Accessories feed (heater fan, radio >> > etc) is Blue, and there is another Acc circuit for the wipers but this mk> is >> a >> > much smaller wire and shouldn't be used for a head unit. I've found that >> you >> > can only draw up to around 100w through the primary Acc circuit with a >> > Radio/CD/Cassette etc although the circuit is rated at 20 amps. What I mk> do >> > for the CD player/Amp etc is use a direct to battery feed via a mini mk> Bosch >> > relay and use the Acc circuit to switch the relay. Another thing to mk> watch >> > with wiring in a modern day CD that has a logic circuit in a 1600 is to >> fit >> > an inline diode to the power feed. A logic circuit controls features mk> like >> > allowing power to the unit without the Ign on for a controlled time etc, >> but >> > with older cars the logic circuit will try and power other things on the >> > circuit, like the heater fan in a 1600 and that will destruct the mk> circuit >> in >> > the unit unless the flow of power is controlled. A few brands actually >> have >> > a diode in the power feed but I've come across some that don't eg >> Phillips. >> > The Phillips units have an activation option which shouldn't be used >> unless >> > the diode is fitted. Some alarm systems are a bit funny with older cars >> for >> > the same reason. >> > >> > regards >> > Terry >> > >> > >> > >> > -----Original Message----- >> > From: [EMAIL PROTECTED] >> > [mailto:[EMAIL PROTECTED]]On Behalf Of Andrew >> > Greenbury >> > Sent: Tuesday, 8 October 2002 12:05 PM >> > To: [EMAIL PROTECTED] >> > Subject: wiring confirmation >> > >> > >> > hello all, >> > >> > the 1600 wiring diagram is a pretty confusing thing - just wanted to >> > confirm what wires behind the instrument cluster are recommended for >> > splicing into when wiring in say a headunit or alarm; white/red for mk> const >> > 12V, and blue/black for 12V with ignition? >> > >> > Thanks everyone >> > Andrew >> > >> > >> >> >> >> -- Best regards, Bob mailto:[EMAIL PROTECTED] --membersozdat------------------------------------------------------- OZDAT Mailing List Please Note:- Send (un)subscribe requests to [EMAIL PROTECTED] Send submissions to [EMAIL PROTECTED] No unauthorised redistribution of this email http://www.ozdat.com/ozdatonline/index.htm http://www.ozdat.com/ozdatonline/listindex.html http://www.mail-archive.com/[email protected]/ ---------------------------------------------------------------------
