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Categories | Filters, Audio: (DSP and others) Help

Follow the links in the table to read reviews.

You can also add a new product or service in the Filters, Audio: (DSP and others) category.

Product Reviews Average rating Last review MSRP
AOR TDF-370 MultiModeTerminal 1 3.0  22-Aug-2001  $329.95
Autek Research QF-1 14 4.3  28-Jul-2012  $79.95
Autek Research QF-1A 33 4.8  19-Nov-2013  $No longer in production
BHI ANEM - Amplified Noise Elimination Module 13 4.6  29-Apr-2013  $227
BHI NEDSP 1061 24 5.0  14-Nov-2014  $139.00
BHI NEDSP-1062 9 5.0  14-Aug-2012  $159.99
bhi NEIM1031 14 4.6  21-Mar-2014  $129.95
BHI NES 10-2 MK3. 8 4.1  19-Mar-2013  $CIRCA 100.00
BHI NES 10-2 MKII noise eliminating speaker 18 4.9  01-Aug-2014  $99.00 GBP
ClearSpeech base unit 33 4.8  10-Oct-2013  $179.95
ClearSpeech Speaker CSS-1 35 4.6  07-Oct-2013  $179.95
Datong FL-2 7 4.6  23-Apr-2010  $??
Datong FL1 4 4.8  15-Oct-2004  $(missing—add MSRP)
Datong FL3 16 5.0  04-Jan-2013  $64.95 (GBP)
ED88 NF-ASP Dierking 3 3.7  19-Dec-2009  $240 (about) = Euro 200
Elecraft AF1 Active Filter with Audio Amplifier 5 5.0  13-Sep-2014  $$59.95
Elecraft KDSP2 for the K2 Transceiver 2 5.0  20-Mar-2006  $219.00
Gap HEAR IT dsp speaker 18 4.2  07-Jun-2013  $159
GAP HEAR IT Inline Module 21 4.5  11-Apr-2014  $180
Gap Hear It Module inline DSP filter 11 4.6  07-Apr-2013  $200
Heathkit HD-1418 3 5.0  19-Mar-2007  $79.95
HiPermite 7 5.0  27-Mar-2014  $19
Idiom Press SCAF-1 89 4.8  17-May-2014  $89.95
J-Com Magic Notch 1 5.0  14-Jan-2009  $(missing—add MSRP)
JPS NF-60 DSP Notch Filter 5 5.0  14-Mar-2008  $(missing—add MSRP)
JPS NIR-10 13 4.5  30-Aug-2014  $299.95
JPS NIR-12 Dual DSP 13 4.8  17-Jun-2012  $375.00
JPS NRF-7 3 5.0  24-May-2003  $199.95
JPS NTR-1 1 4.0  25-Mar-2008  $160 USD
Kenwood DSP-100 13 4.2  07-Dec-2014  $$500-$600
LINGUA 5 4.4  06-Apr-2013  $290.00
MFJ-721 3 5.0  19-Jul-2010  $79.95
MFJ-722 1 4.0  18-Mar-2004  $79.95
MFJ-722B 2 4.5  09-Aug-2014  $99.95
MFJ-784B 30 4.4  07-Sep-2011  $249.95
Michels Engineering Speech Extractor DX-21 1 5.0  08-Oct-2005  $350
Midnight Science CW Regen Filter (AKA The Scrubber) 1 5.0  05-Dec-2013  $70
Mizuho AP-1D Audio Processor 1 5.0  22-Apr-2003  $99.50 in 1983
Mizuho AP-M1 portable audio processor 1 5.0  23-Jun-2007  $(missing—add MSRP)
MSC 2 4.5  27-Sep-2001  $195.
NEScaf Audio Filter 34 4.8  17-Jul-2014  $29.00
Radio Shack DSP 40 36 3.5  22-Sep-2014  $39.95
SGC "Power Clear" Add-on-DSP 3 3.7  06-Aug-2013  $159.95
sgc adsp2 speaker 1 5.0  25-Mar-2012  $129
Signal Enhancer II, Model: MFJ-752D 3 2.3  30-Nov-2012  $129.99
Ten-Tec Model 715 RF Speech Processor 5 4.6  12-Dec-2013  $249.00
Timewave DSP-59+ 13 4.6  09-Sep-2012  $249.99
Timewave DSP-599zx 36 4.5  23-Dec-2011  $399
Timewave DSP-59Y 11 4.8  03-Dec-2008  $329.95
Timewave DSP-9 20 4.9  05-Aug-2013  $219.99 c.1995
Timewave DSP-9+ 16 4.6  21-Jan-2012  $199.55
Vectronics VEC-820 CW Filter Kit 6 3.8  25-Jun-2012  $35
Vectronics VEC-841 Tunable CW/SSB Audio Filter 4 4.8  13-Dec-2012  $69.96
Vectronics VEC-884 1 4.0  26-Nov-2004  $249.95
W3NQN Passive Audio Filter 24 4.9  10-Dec-2014  $70 USD $75 Cdn $90. overseas
W4RT Gap Hear-It DSP (bhi) for Yeasu 817 24 5.0  28-Jan-2014  $179.00 installed, 149.00 module
W9GR DSP Filter 14 4.8  18-Nov-2011  $170.00
West Mountain Radio ClearSpeech CLRspkr 20 4.4  01-Mar-2014  $229
West Mountain Radio CLRdsp 21 4.7  06-Oct-2014  $219.95
Wouxun Audio Filter 1 5.0  28-Mar-2014  $59.95

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