SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

Report of Foreign Private Issuer ~~Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934~~

~~For~~Pursuant ~~the~~to ~~Month~~Rule 13a-16 ofor ~~July 2005~~15d-16 of

the Securities Exchange Act of 1934

For the Month of December 2005

SPECTRUM SIGNAL PROCESSING INC.

(Translation of the Registrant’s Name Into English)

Suite 300, 2700 Production Way, Burnaby, British Columbia, V5A 4X1 Canada

(Address of Principal Corporate Offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.


Form 20-F þ		Form 40-F o

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.


Yes o		No þ

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82-

Attached to the Registrant’s Form 6-K for the month of ~~July~~December 2005, and incorporated by reference herein, are the following press releases made by the Registrant:

1.		Press Release dated ~~July~~December 148, 2005
2.		Press Release dated ~~July~~December 1429, 2005

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	SPECTRUM SIGNAL PROCESSING INC.
	By:	/s/ Brent Flichel
		Name:	Brent Flichel
Dated: July 14, 2005		Title:	Vice President Finance and CFO
Dated: January 4, 2006		Title:	Vice President Finance and CFO

F O R . I M M E D I A T E . R E L E A S E

Spectrum Signal Processing’s ~~and~~SDR-3000 ~~General~~Solutions ~~Dynamics~~Selected ~~to Introduce Upgraded Modem~~ for ~~U.S.~~US ~~Navy~~Military ~~Digital Modular Radios (DMR)~~Communications Development Programs

~~COLUMBIA~~Burnaby, MDB.C., Canada — ~~July~~December 148, 2005 — Spectrum Signal Processing ~~(USA)~~ Inc. ~~(NASDAQ:SSPI/TSX: SSY) and General Dynamics C4 Systems~~, atoday ~~business unit of General Dynamics (NYSE: GD),~~ announced ~~today~~ that ~~the~~it’s ~~companies~~flexComm™ ~~will~~SDR-3000 ~~introduce~~product ~~and~~family ~~market~~has anbeen ~~upgraded~~selected ~~wideband modem~~ for ~~the~~two ~~U.S.~~different ~~Navy’s~~military ~~AN/USC-61(C)~~communications ~~Digital~~programs ~~Modular~~by ~~Radio (DMR). The upgrade will allow the DMR,~~ a ~~software-defined~~leading ~~radio,~~US todefense ~~host new wideband Joint Tactical Radio System (JTRS) waveforms, in addition to the existing range of waveforms supported~~contractor.

~~The~~In ~~upgraded~~the ~~modem~~first program, ~~which~~Spectrum’s ~~was~~flexComm ~~demonstrated~~PRO-3500 tobasedband ~~the~~processing ~~Navy~~engine inwill ~~late~~be ~~2004,~~used ~~will~~for ~~enable advanced~~the ~~communications~~development ~~capabilities~~of ~~consistent~~a ~~with~~Software ~~JTRS~~Communications ~~requirements~~Architecture ~~using cost-effective, commercial-off-the-shelf~~ (~~COTS~~SCA) ~~technology~~compliant waveform. ~~General~~This ~~Dynamics~~waveform ~~has~~will be ~~shipped~~used ~~approximately~~for ~~300 software-defined~~a ~~radios,~~next ~~each~~generation ~~with~~military ~~four~~satellite ~~channels,~~communications to(MILSATCOM) system ~~the~~designed ~~Navy~~ to provide besimultaneous ~~installed on ships~~voice, ~~submarines, shore~~data ~~sites,~~ and ~~test~~video ~~facilities.~~communications ~~The~~for ~~new~~US ~~modem~~and ~~capability~~Allied ~~will~~forces ~~permit~~anywhere in the world. ~~hosting~~This ofSCA ~~high-speed networking~~compliant ~~waveforms~~waveform towill ~~operate~~be ~~over~~able ~~multiple~~to ~~channels~~operate on ~~the~~Joint ~~DMR~~Tactical ~~platform~~Radio System devices.

~~“This~~Under ~~wideband modem upgrade will now complete~~ the ~~picture~~second byprogram, ~~enabling~~Spectrum ~~true~~has ~~wideband~~delivered ~~networking capability,”~~its ~~said~~flexComm ~~Chris~~SDR-3000 ~~Brady~~SMRDP, ~~Vice~~an ~~President~~integrated ~~of Assured Communication Systems for General Dynamics C4 Systems.~~ “InRF ~~fielding the software-defined Digital Modular Radio~~ to Ethernet” ~~the Navy~~subsystem, ~~General~~to ~~Dynamics has~~be ~~already~~used ~~delivered~~as ~~many~~part of ~~the~~a ~~challenging~~broader ~~capabilities~~communications ~~required~~system ~~for~~under ~~certification~~a ~~by JTRS~~classified program.”

~~Spectrum~~“We ~~USA~~continue ~~will~~to ~~supply~~get designed into advanced ~~modem~~communications ~~technology~~systems ~~that~~by ~~General~~leading ~~Dynamics~~defense ~~will~~contractors. These ~~integrate~~customers onrequire our industry leading software defined radio solutions including the associated ~~DMR~~software stacks; notably the SCA and quicComm™, our proprietary hardware abstraction ~~platform.~~layer,” said Pascal Spothelfer, Spectrum’s ~~USA~~President and ~~General~~CEO. ~~Dynamics~~“Our ~~have~~modular ~~successfully~~solutions ~~collaborated~~are onsuitable for a ~~number~~wide spectrum of ~~projects~~communications systems ranging from larger, high bandwidth MILSATCOM systems ~~for~~to ~~military~~small ~~communications~~rugged ~~and~~devices, ~~signals~~which ~~intelligence~~we are now able to capture with our newly launched SDR-4000 product series.”

~~James~~Spectrum’s P.flexComm ~~Atkins,~~PRO-3500 ~~President~~is ofa ~~Spectrum~~CompactPCI®-based ~~USA,~~Freescale™ ~~said,~~G4 ~~“By~~PowerPC® ~~leveraging~~processing ~~our~~engine designed ~~combined~~to ~~expertise~~work inas ~~software defined radios,~~ the ~~General Dynamics~~base-~~Spectrum~~band ~~USA~~processing ~~team~~engine ~~will~~in ~~shorten~~ the ~~development~~company’s ~~cycle~~SDR-3000 ~~to quickly~~series ~~bring~~of ~~new~~software defined ~~and~~radio ~~robust functionality to Navy communications~~platforms.”

The ~~DMR~~modified ~~system~~SDR-3000 isSMRDP provides a ~~National~~turnkey ~~Security Agency~~black-~~certified~~side ~~software~~“RF ~~defined~~to ~~radio~~Ethernet” ~~that~~processing ~~currently~~system and ~~features~~includes ~~some~~sample ~~JTRS~~application ~~capabilities~~software ~~such~~supporting asfrequency ~~expanded~~agile ~~frequency~~operation. ~~range,~~The ~~multiple~~systems ~~software-defined~~are ~~waveforms,~~comprised ~~multiple~~of ~~independent~~Spectrum’s ~~level~~SDR ~~security,~~processing ~~advanced~~and ~~software~~high-speed transceiver boards (PRO-3500 and XMC-3311) in ~~has~~a ~~completed~~single-slot ~~UHF~~2U ~~SATCOM~~CompactPCI ~~waveform~~chassis. ~~conformance~~These ~~testing~~components atare ~~Joint~~integrated ~~Interoperability~~with ~~Test~~the ~~Command~~Digital Receiver ~~(JITC)~~Technology, Inc. ~~The~~DRT2110 ~~system~~RF ~~can~~transceiver besubsystem ~~used~~consisting toof ~~replace~~a ~~multiple~~tuner, ~~existing~~an ~~radios~~exciter ~~with~~and a single-board computer, ~~easy~~in a 20-~~to-use~~ slot 3U CompactPCI chassis. The system; onalso ~~certain~~includes ~~Navy~~all ~~platforms~~software application libraries, itincluding ~~can~~digital ~~reduce~~down-conversion ~~equipment~~and ~~space~~digital ~~requirements~~up-conversion byfield programmable ~~more~~gate ~~than~~array 50cores, operating systems and a SCA Core Framework. A ~~percent~~comprehensive data flow example is provided as a starting point for customers’ design efforts.

For more information on Spectrum’s product line visit our website at http://www.spectrumsignal.com/products.

ABOUT SPECTRUM SIGNAL PROCESSING INC.

Spectrum Signal Processing Inc. (NASDAQ: SSPI / TSX: SSY) is a leading supplier of software defined platforms for defense electronics applications. Spectrum’s products and services are optimized for military communications, signals intelligence, surveillance, electronic warfare and satellite communications applications. Spectrum’s integrated, application-ready products provide its customers with compelling time-to-market and performance advantages while mitigating program risk and cost parameters. Spectrum Signal Processing (USA) Inc., based in Columbia, MD, provides application engineering services and modified commercial-off-the-shelf platforms to the US Government, its allies and its prime contractors. For more information on Spectrum and its ~~flexComm™~~ flexComm product line, please visit www.spectrumsignal.com.

FORWARD-LOOKING SAFE HARBOUR STATEMENT

This news release contains forward-looking statements related to sales of the Spectrum Signal Processing Inc. flexComm product line. Although Spectrum has received orders for shipping flexComm product, development delays and customer issues could delay shipments. These statements are made pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. Forward-looking statements involve risks and uncertainties, including the timely development and acceptance of Spectrum’s new products, the impact of competitive products and pricing, availability of components, changing market conditions and the other risks detailed from time to time in other company filings. Actual results may differ materially from those projected. These forward-looking statements represent the company’s judgment as of the date of this release and Spectrum may or may not update these forward-looking statements in the future. Readers are referred to Spectrum’s assumptions and risk factors set out in the most current Form 20-F filed with the Securities and Exchange Commission and the British Columbia Securities Commission.

- 30 -

TM™ flexComm isand aquicComm ~~trademark~~are trademarks of Spectrum Signal Processing Inc. ® CompactPCI is a registered trademark of the PCI™ Industry Computers Manufacturer’s Group ™ PCI is a trademark of the Peripheral Component Interconnect — Special Interest Group (PCI-SIG) ® PowerPC is a registered trademark of International Business Machines Corporation ™ Freescale is a trademark of Freescale Semiconductor, Inc.

SPECTRUM ~~CONTACT~~CONTACTS

Brent Flichel Business Media and Investor Relations Tel: 604.676.6733 Email: brent_flichel@spectrumsignal.com


Mark Briggs		Brent Flichel
Technical and Trade Media		Business Media and Investor Relations
Tel: 604.676.6743		Tel: 604.676.6733
Email: mark_briggs@spectrumsignal.com		E-mail: brent_flichel@spectrumsignal.com

F O R . I M M E D I A T E . R E L E A S E

Spectrum Signal Processing ~~Reports~~Announces ~~Preliminary~~Retirement ~~Second~~of ~~Quarter~~Peter ~~2005~~Roberts ~~Results~~ as Director

Burnaby, B.C., Canada — ~~July~~December 1429, 2005 — ~~Spectrum Signal Processing Inc~~Mr. Irving ~~today~~Ebert, ~~announced~~Chair ~~its preliminary~~of ~~second~~the ~~quarter~~Board ~~results.~~of ~~This~~Directors of ~~release~~Spectrum isSignal ~~made~~Processing toInc., ~~provide~~today ~~full~~announced ~~disclosure to~~ the ~~market concurrent~~retirement ~~with the Company’s announcement~~ of ~~the~~Mr. Peter ~~introduction~~W. ofRoberts afrom ~~wideband modem upgrade for~~ the ~~US Navy~~Company’s ~~AN/USC-61(C)~~Board ~~Digital~~of ~~Modular~~Directors, ~~Radio~~effective ~~(DMR)~~December ~~with~~31, ~~General Dynamics C4 Systems~~2005.

~~Revenues~~“We ~~for~~regret ~~the~~but ~~company~~understand Peter’s ~~second~~decision ~~quarter~~to ofretire ~~2005~~as ~~are~~a ~~expected~~director toof bethe $3Company.~~3 million~~ toPeter ~~$3.5 million.~~brought ~~Wireless~~with ~~product~~him ~~and~~experience ~~service~~in ~~revenues~~corporate ~~are~~governance ~~expected~~that towill be ~~$3.1 million~~missed,” tostated $3Mr.3 ~~million~~Ebert. ~~and packet-voice~~“That ~~product~~said, ~~and~~I respect ~~service~~the ~~revenues~~fact ~~are~~that ~~expected to be $0.2 million to $0.3 million. The company~~Peter’s ~~gross~~time ~~profit~~commitments ~~is expected~~ to beother ~~between~~organizations, ~~$2.0 million~~including ~~and~~the ~~$2.1 million~~Institute ~~representing a gross~~of ~~margin~~Chartered Accountants of ~~approximately~~British ~~59%~~Columbia, —will ~~61%~~increase ofsignificantly ~~revenues~~in 2006. ~~Operating~~I ~~expenses~~wish ~~are expected~~ to bethank Peter infor ~~the~~his ~~$2.4 million~~significant tocontributions ~~$2.6 million~~in ~~range.~~both ~~The~~his ~~company~~role ~~expects~~as a ~~net~~Spectrum ~~loss~~director ofand ~~between~~as ~~$0.3 million~~Chair ~~and~~of ~~$0.6~~our ~~million,~~Board’s orAudit ~~$0.02~~and toGovernance $0Committee.~~03 per share.~~”

“My experience with Spectrum ~~anticipates~~has ~~its~~been ~~cash~~rewarding ~~position,~~from ~~net~~both ofa ~~bank~~personal ~~indebtedness~~and a professional perspective,” atstated ~~June~~Mr. ~~30,~~Roberts. ~~2005~~“I towish bethe company well in its future endeavors and will assist ~~approximately~~the ~~$3.4 million,~~Board ~~compared~~in tofinding ~~$3.9 million~~an atappropriate ~~March 31,~~replacement ~~2005~~for myself.”

~~Spectrum~~The ~~anticipated~~company ahas ~~substantial~~started ~~decline~~a insearch ~~packet-voice~~for ~~revenues~~a innew ~~2005~~director ~~following its decision in early 2004~~ to ~~cease~~chair ~~all~~the ~~new~~Board’s ~~investment~~Audit inand ~~its~~Governance Committee. ~~packet-voice~~David ~~product line~~E. ~~Second~~Scott ~~quarter~~will ~~and first~~chair ~~half~~the ofBoard’s ~~2005~~Audit ~~packet-voice~~and ~~revenues~~Governance ~~have~~Committee ~~declined~~on ~~approximately~~an $1interim basis.~~0 million~~ ~~and $2~~Mr.1 ~~million relative~~Scott tocurrently ~~the~~serves ~~same~~on ~~periods in 2004. Conversely,~~ the ~~company’s~~boards ~~core wireless product~~ and ~~service revenues~~audit ~~have~~committees ~~increased~~of ~~over~~a ~~$1.0 million~~number ~~relative~~of toother ~~the~~publicly traded ~~first half of 2004~~companies.

As Spectrum continues to focus its product portfolio and sales activities on wireless C4ISR programs, its operations are becoming increasingly linked with U.S. government procurement cycles. As such, the company sees stronger initial design-in and revenue opportunities in the second half of 2005.

Spectrum will report its second quarter 2005 financial and operating results on July 27, 2005. The company will provide additional information, including a more detailed quarterly review during its regularly scheduled conference call on that date, the details of which will be announced shortly.

ABOUT SPECTRUM SIGNAL PROCESSING INC.

Spectrum Signal Processing Inc. (NASDAQ: SSPI / TSX: SSY) is a leading supplier of software defined platforms for defense electronics applications. Spectrum’s products and services are optimized for military communications, signals intelligence, surveillance, electronic warfare and satellite communications applications. Spectrum’s integrated, application-ready products provide its customers with compelling time-to-market and performance advantages while mitigating program risk and cost parameters. Spectrum Signal Processing (USA) Inc., based in Columbia, MD, provides application engineering services and modified commercial-off-the-shelf platforms to the US Government, its allies and its prime contractors. ~~More~~For more information on Spectrum and its flexComm™ product line, isplease ~~available~~visit at www.spectrumsignal.com.

FORWARD-LOOKING SAFE HARBOUR STATEMENT

The above statements contained in this Business Outlook are forward-looking statements that involve a number of risks and uncertainties. In addition to factors discussed above, among other factors that could cause actual results to differ materially are the following: change in business strategy, liquidity and capital resources, reliance on significant customers, inflation and foreign exchange fluctuations, political, business and economic conditions, growth rates of the defense and commercial wireless markets, government budget cycles, changes in customer order patterns, the cost and availability of key components, successful contract negotiations, competitive factors, technology changes, the ability to successfully develop and market new products, the acceptance of new products, pricing pressures, and the ability to grow new defense and commercial wireless business. Readers are referred to

Spectrum’s assumptions and other risk factors set out in the most current Annual Report filed on Form 20-F with the Securities and Exchange Commission and with the British Columbia Securities Commission. The company wishes to caution readers not to place undue reliance upon any such forward-looking statements, which reflect management’s best effort to provide guidance based on all known conditions on the date the statements are made. The company may or may not update these forward-looking statements in the future.

^TMflexComm is a trademark of Spectrum Signal Processing Inc.

- 30 -

SPECTRUM CONTACT

Brent Flichel Business Media and Investor Relations Tel: 604.~~421~~676.~~5422~~6733 E-mail: brent_flichel@spectrumsignal.com

Filing Compare · SPECTRUM SIGNAL PROCESSING INC