It looks like this isn't worth doing here in the San Francisco bay area.  I 
found the following:

FM SCA (Sub Carrier) Broadcasts for the SF Bay Area
Frequency
67 kHz Format
92 kHz Format
91.7 KALW
Silent (was Cantonese, Sinocast, off-air June 2006)
None
94.1 KPFA
Indian
Indian (
Radio Humsafar
, AM 1200 KYAA)
96.1 KSQQ
Portuguese (
Rádio Comercial Portuguesa
)
None
98.5 KUFX
Middle Eastern
Silent (was Vietnamese)
100.3 KBRG
Indian
None
106.1 KMEL (New for June 2006)
Jazz (was
FM 101.3 KIOI
)
Off-air (was jazz
106.9 KIFR (was KEAR)
Off-air (was religious)
Off-air (was Korean)
Updated June 3, 2006

----- Original Message ----- 
From: "John J. Jacques" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Saturday, December 09, 2006 8:57 PM
Subject: Re: Radio Reading services - radio conversion


> Hi Anthony, I don't don't know how mutch more detail I can give, all you
> need to do, is to make a patch cable, with a mini phone plug on one end,
> for the output of the fm radio, and a pl259, coax connector on the other
> for the antena input of the hf receiver.  put the fm radio on the
> frequency you want to listen to the subcarrier from and the hf radio in
> the narrow band fm mode, on the subcarrier frequency, either 67 or 92
> KHz.  I know it sounds weird feeding an audio output into an antenna
> input, but it does work!  this is because, riding on that fm broadcast
> signal at 92.5, or what ever frequency you are listening to, is a signal
> at 67 or 92 KHz that your hf radio will receive!
>
> HTH:
> J. J.
> John Jacques
> Amateur Radio Station: KG7FA
> "Where Cat Is,  Is Civilization!"
> Check Out My Web Page At: www.myspace.com/johnjacquesmusic
>