[GreenKeys] O/T - 24v to 48v POTS Telco converter for added ring?

ad7i ad7i at ad7i.net
Fri Jul 30 08:21:06 EDT 2021


Old telephone guy here.

Two questions for you about the call blocker.

1.  Does your call blocker support outbound dial pulse dialing?  Do you
need to (are you able to) configure the call blocker for outbound dial
pulse dialing?

2.  Does the call blocker indicate the max REN (ringer equivalence number)
that it will drive?  Your AE phone probably has old-school mechanical
bells, which likely have an REN of 1.0.  Modern electronic phones usually
have an REN of 0.1 to 0.2 (much lighter load).

Finally, I don't think the Viking TBB-1B will solve either the dialing or
ringing problem.

Paul, ad7i



On Fri, Jul 30, 2021 at 3:38 AM E. <hanyou at xsmail.com> wrote:

>
> Hey all you Telco guys - need some help!  So I’ve just bought a call
> blocker for my POTS.  Normally at my deck, I have an Automatic Electric
> model 80 (rotary) here and it has always worked great on my phone line.
> Hooked it up today to the phone blocker and welp, the bell won’t ring and
> it won’t really dial out.  Measured voltage on the phone side of the call
> blocker and it measures 24v, unlike the 48v going in :/ .  Question… would
> the unit in the link below be the cure-all to this low voltage blues?:
>
>
> https://vikingelectronics.com/wp-content/uploads/documents/product_manual/TBB-1B.pdf
>
> Really want to run the phone through the call blocker as opposed to going
> around it, since there’s added benefits(tm).
>
> Thanks to anyone who might know and be able to help out on this :) .
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