@sysmocom@mastodon.social

sysmocom - s.f.m.c. GmbH @sysmocom@mastodon.social

· 21mo ago

Happy to see that the #osmocom sfp-experimenter boards (available from our shop) were put to some good use by @benjojo@benjojo.co.uk in his #38C3 talk on doing (among other things) TOSLINK over SFP transceivers https://media.ccc.de/v/38c3-going-long-sending-weird-signals-over-long-haul-optical-networks

media.ccc.de

Going Long! Sending weird signals over long haul optical networks - media.ccc.de

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sysmocom - s.f.m.c. GmbH @sysmocom@mastodon.social

· 20mo ago

We're happy to announce the availability of yet another FPC adapter cable for the MFF2 solder-type SIM / eUICC form-factor. This is useful in R&D and testing of IoT devices. https://shop.sysmocom.de/MFF2-footprint-in-circuit-solder-FPC-cable/MFF2-in-circ-fpc #sim #euicc #esim #gsm #oshw

MFF2 footprint in-circuit solder FPC cable | MFF2-in-circ-fpc

sysmocom webshop

MFF2 footprint in-circuit solder FPC cable | MFF2-in-circ-fpc

Sometimes you are developing / researching / debugging an embedded device that has its SIM or eUICC in MFF2 form-factor soldered to the circuit board. This makes it very hard toswap/replace the physical SIM / eUICC for testinguse our SIMtrace2…

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sysmocom - s.f.m.c. GmbH @sysmocom@mastodon.social

· 18mo ago

Replying to

@jschwart@mas.to @osmocom@fosstodon.org yes, all you'd need to make and receive calls is a SIM [of a cellular operator supporting VoWiFi], a smart card reader, internet connectivity, a Linux machine and Free Software.

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sysmocom - s.f.m.c. GmbH @sysmocom@mastodon.social

· 24mo ago

we're considering to fund/outsource development of a more complete open source ARA-M applet for JavaCard https://github.com/bertrandmartel/aram-applet - if you'd like to work on this, please reach out to us! #opensource #javacard #globalplatform #osmocom

GitHub

GitHub - bertrandmartel/aram-applet: JavaCard implementation of GlobalPlatform Access Rule Application Master Applet

JavaCard implementation of GlobalPlatform Access Rule Application Master Applet - bertrandmartel/aram-applet

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sysmocom - s.f.m.c. GmbH @sysmocom@mastodon.social

· 23mo ago

sysmocom eUICCs for GSMA SGP.22 consumer #eSIM RSP are now also available in MFF2 solder-type package; samples available in MOQ-10 shipping from stock https://www.sysmocom.de/news/sysmoEUICC1-eUICC-GSMA-consumer-eSIM-MFF2-solder-package/index.html

mastodon.social

Mastodon

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sysmocom - s.f.m.c. GmbH @sysmocom@mastodon.social

· 26mo ago

our 1090 MHz ADS-B and 2170-2300 MHz S-Band cavity filters are finally back in stock: https://shop.sysmocom.de/S-Band-cavity-filter-2170-2300-MHz/cf2235-kt30 https://shop.sysmocom.de/1090-MHz-cavity-filter-for-Mode-S-ADS-B/cf1090-kt30 and can be ordered from the webshop.

S-Band cavity filter 2170-2300 MHz | cf2235-kt30

sysmocom webshop

S-Band cavity filter 2170-2300 MHz | cf2235-kt30

Data sheetThis is a cavity band-pass filter for the 2170-2300 MHz S-Band, particularly useful in satellite receiver applicationsYou can use it to attenuate any out-of-band interference while receiving only the wanted band. It will attenuate any transmi…

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sysmocom - s.f.m.c. GmbH @sysmocom@mastodon.social

· 25mo ago

For those HAM radio operators wanting to operate GSM/GPRS in the 70cm band, we now offer a 440MHz cavity duplexer https://shop.sysmocom.de/70cm-HAM-radio-band-cavity-duplexer/dx440-kt30

70cm HAM radio band cavity duplexer | dx440-kt30

sysmocom webshop

70cm HAM radio band cavity duplexer | dx440-kt30

Data SheetThis is a special-purpose duplexer for operating a FDD mode system with channel bandwidth up to 400 kHz (such as GSM) inside the 70cm HAM radio band.You can use it when implementing a base station or a UE with separate Rx and Tx ports at a sing…

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sysmocom - s.f.m.c. GmbH @sysmocom@mastodon.social

· 26mo ago

We're considering to introduce a LTE Band 28 duplexers to our portfolio of cavity duplexers https://www.sysmocom.de/products/bts/sysmocom_cavity_duplexers/index.html - would any of our followers be interested in that? What other bands would you want us to support, also for cavity filters?

sysmocom.de

sysmocom cavity duplexers

sysmocom cavity duplexers are cost-effective cavity duplexers for combining Rx and Tx path of FDD cellular systems such as GSM, UMTS and LTE

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sysmocom - s.f.m.c. GmbH @sysmocom@mastodon.social

· 26mo ago

Our GSMA SGP.21 consumer eUICC with SGP.26 test certificates in plastic card form factor is finally back in stock. Install any self-signed eSIM profile on a removable card: https://shop.sysmocom.de/eUICC-for-consumer-eSIM-RSP-with-SGP.26-Test-Certificates/sysmoEUICC1-C2T #3gpp #gsma #esim #telecom

eUICC for consumer eSIM RSP with SGP.26 Test Certificates | SGP.26 Test | sysmoEUICC1-C2T

sysmocom webshop

eUICC for consumer eSIM RSP with SGP.26 Test Certificates | SGP.26 Test | sysmoEUICC1-C2T

The sysmoEUICC1-C2x is an eUICC for use within the consumer eSIM systemThe eUICC (embedded Universal Integrated Chip Card) is the hardware component typically soldered onto the circuit board of a UE (User Equipment, the term 3GPP uses for a phone/modem).…

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