K21 or K22 - An original K21 or K22 uses G3 Oladra technology, and it can be upgraded to G4 Oladra technology including the new USB output for USD2,000 per unit. K30 - The K30 can be upgraded to G4 Oladra technology including the new USB output for USD3,000 .

HK21是G3步枪的机枪型号，其自动方式、闭锁方式都和G3步枪相同，而且48%的零件可与G3的互换。 在1961年，当时HK公司正在按照德国国防军的第一批采购合同生产和交付G3步枪，公司高层决定自行研制一种在使用上与G3步枪接近的通用机枪并尝试推销给德国国防军，但德国国防军已经选择了同口径的MG1机枪（后改进为MG3），对HK的新机枪并没有采购意愿。 因此HK21便主打外销，其外国用户包括希腊、葡萄牙、墨西哥、瑞典等多个国家，而三角洲突击队创始人查 …

The HK21 is a German 7.62 mm general-purpose machine gun, developed in 1961 by small arms manufacturer Heckler & Koch and based on the G3 battle rifle. The weapon is in use with the armed forces of several Asian, African and Latin American countries.

HK21是一款由西德军火生产商黑克勒&科赫在1961年以HK G3战斗步枪为基础研制和生产的通用机枪，发射7.62×51毫米北约口径步枪子弹。 这款武器目前仍在亚洲、非洲和拉丁美洲多个国家的军队之中使用着，也在西德（现德国）境外被特许生产，在葡萄牙由纯银手臂工厂（葡萄牙语：Fábrica do Braço de Prata）生产并且命名为M/968，在墨西哥则由国营兵工厂国防秘书处（西班牙语：Secretaría de la Defensa Nacional，简称：SEDENA）生产并且命名为MG21。 在德 …

Discover more nuance in your favourite music, and immerse yourself in the artistry and passion that created each performance. The KALA 21 employs a single computer to perform both the Server and Player stages, with state-of-the-art USB signal processing.

赫克勒-科赫hk21机枪是由 德国 军火生产商赫克勒-科赫公司在1961年以hk g3自动步枪为基础研制和生产的一种通用机枪，发射7.62×51毫米北约口径步枪子弹。

The Antipodes Audio K21 is a high-end digital reclocker and compact, USB-focused music server and streamer, offering high-resolution playback and network streaming. Ideal for smaller music libraries, the K21 delivers exceptional sound quality with the flexibility to upgrade and enhance your system over time.

2023年4月3日 · The K41 is a Music Server only. It includes the same server engine as the K50 which allows customers to begin with a K41 and play to the Ethernet input on networked DACs. One can upgrade later by adding a K21 player (for USB output) or a K22 player (for USB and reclocked synchronous outputs S/PDIF, AES3, and I2S).

2025年1月7日 · Is it always possible to upgrade a K50 G2 or G3 to G4?And a K21 G3 to G4? No, the upgrade window has closed for G4 Upgrades. All, G2, G3 and G4 devices will be able to be upgraded to G5 if and when that is released. Hi @MarkCole,

2025年3月1日 · Used Antipodes K for sale on 400+ second hand hifi sites & shops. Use Hifi Shark to monitor pricing and global availability.